Home / 7,358.64-10,154.87-4,001.45

Finding the Fourth Proportional to 7,358.64, 10,154.87 and 4,001.45

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Solution

The fourth proportional to 7,358.64, 10,154.87 and 4,001.45 is: 5,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.64 : 10,154.87 = 4,001.45 : x
  2. Step 2: Convert to fraction form
    7,358.64/10,154.87 = 4,001.45/x
  3. Step 3: Cross multiply
    7,358.64x = 10,154.87 × 4,001.45
  4. Step 4: Simplify right side
    7,358.64x = 40,634,239.95
  5. Step 5: Solve for x
    x = 40,634,239.95/7,358.64
  6. Step 6: Final answer
    x = 5,521.98

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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.