Home / 5,031.47-7,547.20-3,299.69

Finding the Fourth Proportional to 5,031.47, 7,547.20 and 3,299.69

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Solution

The fourth proportional to 5,031.47, 7,547.20 and 3,299.69 is: 4,949.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.47 : 7,547.20 = 3,299.69 : x
  2. Step 2: Convert to fraction form
    5,031.47/7,547.20 = 3,299.69/x
  3. Step 3: Cross multiply
    5,031.47x = 7,547.20 × 3,299.69
  4. Step 4: Simplify right side
    5,031.47x = 24,903,420.37
  5. Step 5: Solve for x
    x = 24,903,420.37/5,031.47
  6. Step 6: Final answer
    x = 4,949.53

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.