Home / 10,288.32-15,432.47-2,893.52

Finding the Fourth Proportional to 10,288.32, 15,432.47 and 2,893.52

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Solution

The fourth proportional to 10,288.32, 15,432.47 and 2,893.52 is: 4,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.32 : 15,432.47 = 2,893.52 : x
  2. Step 2: Convert to fraction form
    10,288.32/15,432.47 = 2,893.52/x
  3. Step 3: Cross multiply
    10,288.32x = 15,432.47 × 2,893.52
  4. Step 4: Simplify right side
    10,288.32x = 44,654,160.59
  5. Step 5: Solve for x
    x = 44,654,160.59/10,288.32
  6. Step 6: Final answer
    x = 4,340.28

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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.