Home / 10,406.31-15,607.53-3,008.94

Finding the Fourth Proportional to 10,406.31, 15,607.53 and 3,008.94

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Solution

The fourth proportional to 10,406.31, 15,607.53 and 3,008.94 is: 4,512.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,406.31 : 15,607.53 = 3,008.94 : x
  2. Step 2: Convert to fraction form
    10,406.31/15,607.53 = 3,008.94/x
  3. Step 3: Cross multiply
    10,406.31x = 15,607.53 × 3,008.94
  4. Step 4: Simplify right side
    10,406.31x = 46,962,121.32
  5. Step 5: Solve for x
    x = 46,962,121.32/10,406.31
  6. Step 6: Final answer
    x = 4,512.85

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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.