Home / 5,925.85-8,888.68-1,543.21

Finding the Fourth Proportional to 5,925.85, 8,888.68 and 1,543.21

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Solution

The fourth proportional to 5,925.85, 8,888.68 and 1,543.21 is: 2,314.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,925.85 : 8,888.68 = 1,543.21 : x
  2. Step 2: Convert to fraction form
    5,925.85/8,888.68 = 1,543.21/x
  3. Step 3: Cross multiply
    5,925.85x = 8,888.68 × 1,543.21
  4. Step 4: Simplify right side
    5,925.85x = 13,717,099.86
  5. Step 5: Solve for x
    x = 13,717,099.86/5,925.85
  6. Step 6: Final answer
    x = 2,314.79

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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.