Home / 5,432.10-8,147.07-1,967.46

Finding the Fourth Proportional to 5,432.10, 8,147.07 and 1,967.46

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Solution

The fourth proportional to 5,432.10, 8,147.07 and 1,967.46 is: 2,950.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.10 : 8,147.07 = 1,967.46 : x
  2. Step 2: Convert to fraction form
    5,432.10/8,147.07 = 1,967.46/x
  3. Step 3: Cross multiply
    5,432.10x = 8,147.07 × 1,967.46
  4. Step 4: Simplify right side
    5,432.10x = 16,029,034.34
  5. Step 5: Solve for x
    x = 16,029,034.34/5,432.10
  6. Step 6: Final answer
    x = 2,950.80

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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.