Home / 9,388.40-14,085.02-3,545.06

Finding the Fourth Proportional to 9,388.40, 14,085.02 and 3,545.06

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Solution

The fourth proportional to 9,388.40, 14,085.02 and 3,545.06 is: 5,318.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,388.40 : 14,085.02 = 3,545.06 : x
  2. Step 2: Convert to fraction form
    9,388.40/14,085.02 = 3,545.06/x
  3. Step 3: Cross multiply
    9,388.40x = 14,085.02 × 3,545.06
  4. Step 4: Simplify right side
    9,388.40x = 49,932,179.44
  5. Step 5: Solve for x
    x = 49,932,179.44/9,388.40
  6. Step 6: Final answer
    x = 5,318.50

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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.