Home / 10,368.47-15,552.65-2,972.92

Finding the Fourth Proportional to 10,368.47, 15,552.65 and 2,972.92

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Solution

The fourth proportional to 10,368.47, 15,552.65 and 2,972.92 is: 4,459.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.47 : 15,552.65 = 2,972.92 : x
  2. Step 2: Convert to fraction form
    10,368.47/15,552.65 = 2,972.92/x
  3. Step 3: Cross multiply
    10,368.47x = 15,552.65 × 2,972.92
  4. Step 4: Simplify right side
    10,368.47x = 46,236,784.24
  5. Step 5: Solve for x
    x = 46,236,784.24/10,368.47
  6. Step 6: Final answer
    x = 4,459.36

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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.