Home / 10,280.12-14,193.42-6,927.92

Finding the Fourth Proportional to 10,280.12, 14,193.42 and 6,927.92

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Solution

The fourth proportional to 10,280.12, 14,193.42 and 6,927.92 is: 9,565.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280.12 : 14,193.42 = 6,927.92 : x
  2. Step 2: Convert to fraction form
    10,280.12/14,193.42 = 6,927.92/x
  3. Step 3: Cross multiply
    10,280.12x = 14,193.42 × 6,927.92
  4. Step 4: Simplify right side
    10,280.12x = 98,330,878.29
  5. Step 5: Solve for x
    x = 98,330,878.29/10,280.12
  6. Step 6: Final answer
    x = 9,565.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.