Home / 5,432.57-8,148.75-1,734.77

Finding the Fourth Proportional to 5,432.57, 8,148.75 and 1,734.77

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Solution

The fourth proportional to 5,432.57, 8,148.75 and 1,734.77 is: 2,602.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.57 : 8,148.75 = 1,734.77 : x
  2. Step 2: Convert to fraction form
    5,432.57/8,148.75 = 1,734.77/x
  3. Step 3: Cross multiply
    5,432.57x = 8,148.75 × 1,734.77
  4. Step 4: Simplify right side
    5,432.57x = 14,136,184.83
  5. Step 5: Solve for x
    x = 14,136,184.83/5,432.57
  6. Step 6: Final answer
    x = 2,602.12

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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.