Home / 9,725.10-14,562.90-6,428.13

Finding the Fourth Proportional to 9,725.10, 14,562.90 and 6,428.13

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Solution

The fourth proportional to 9,725.10, 14,562.90 and 6,428.13 is: 9,625.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,725.10 : 14,562.90 = 6,428.13 : x
  2. Step 2: Convert to fraction form
    9,725.10/14,562.90 = 6,428.13/x
  3. Step 3: Cross multiply
    9,725.10x = 14,562.90 × 6,428.13
  4. Step 4: Simplify right side
    9,725.10x = 93,612,214.38
  5. Step 5: Solve for x
    x = 93,612,214.38/9,725.10
  6. Step 6: Final answer
    x = 9,625.84

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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.