Home / 7,487.22-10,336.58-4,972.77

Finding the Fourth Proportional to 7,487.22, 10,336.58 and 4,972.77

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Solution

The fourth proportional to 7,487.22, 10,336.58 and 4,972.77 is: 6,865.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.22 : 10,336.58 = 4,972.77 : x
  2. Step 2: Convert to fraction form
    7,487.22/10,336.58 = 4,972.77/x
  3. Step 3: Cross multiply
    7,487.22x = 10,336.58 × 4,972.77
  4. Step 4: Simplify right side
    7,487.22x = 51,401,358.38
  5. Step 5: Solve for x
    x = 51,401,358.38/7,487.22
  6. Step 6: Final answer
    x = 6,865.22

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Half scale
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Double scale
Find fourth proportional to 7,488.22, 10,337.96 and 4,973.77
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.