Home / 10,545.08-15,805.44-3,967.07

Finding the Fourth Proportional to 10,545.08, 15,805.44 and 3,967.07

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Solution

The fourth proportional to 10,545.08, 15,805.44 and 3,967.07 is: 5,946.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,545.08 : 15,805.44 = 3,967.07 : x
  2. Step 2: Convert to fraction form
    10,545.08/15,805.44 = 3,967.07/x
  3. Step 3: Cross multiply
    10,545.08x = 15,805.44 × 3,967.07
  4. Step 4: Simplify right side
    10,545.08x = 62,701,286.86
  5. Step 5: Solve for x
    x = 62,701,286.86/10,545.08
  6. Step 6: Final answer
    x = 5,946.02

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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.