Home / 5,487.30-8,225.55-2,714.40

Finding the Fourth Proportional to 5,487.30, 8,225.55 and 2,714.40

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Solution

The fourth proportional to 5,487.30, 8,225.55 and 2,714.40 is: 4,068.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.30 : 8,225.55 = 2,714.40 : x
  2. Step 2: Convert to fraction form
    5,487.30/8,225.55 = 2,714.40/x
  3. Step 3: Cross multiply
    5,487.30x = 8,225.55 × 2,714.40
  4. Step 4: Simplify right side
    5,487.30x = 22,327,432.92
  5. Step 5: Solve for x
    x = 22,327,432.92/5,487.30
  6. Step 6: Final answer
    x = 4,068.93

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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.