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Finding the Fourth Proportional to 25,000.86, 37,500.07 and 6,280.47

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Solution

The fourth proportional to 25,000.86, 37,500.07 and 6,280.47 is: 9,420.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,000.86 : 37,500.07 = 6,280.47 : x
  2. Step 2: Convert to fraction form
    25,000.86/37,500.07 = 6,280.47/x
  3. Step 3: Cross multiply
    25,000.86x = 37,500.07 × 6,280.47
  4. Step 4: Simplify right side
    25,000.86x = 235,518,060.71
  5. Step 5: Solve for x
    x = 235,518,060.71/25,000.86
  6. Step 6: Final answer
    x = 9,420.40

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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.