Home / 7,358.38-10,154.60-4,001.22

Finding the Fourth Proportional to 7,358.38, 10,154.60 and 4,001.22

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Solution

The fourth proportional to 7,358.38, 10,154.60 and 4,001.22 is: 5,521.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.38 : 10,154.60 = 4,001.22 : x
  2. Step 2: Convert to fraction form
    7,358.38/10,154.60 = 4,001.22/x
  3. Step 3: Cross multiply
    7,358.38x = 10,154.60 × 4,001.22
  4. Step 4: Simplify right side
    7,358.38x = 40,630,788.61
  5. Step 5: Solve for x
    x = 40,630,788.61/7,358.38
  6. Step 6: Final answer
    x = 5,521.70

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Half scale
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Double scale
Find fourth proportional to 7,359.38, 10,155.98 and 4,002.22
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.