Home / 9,132.88-12,600.70-6,152.08

Finding the Fourth Proportional to 9,132.88, 12,600.70 and 6,152.08

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Solution

The fourth proportional to 9,132.88, 12,600.70 and 6,152.08 is: 8,488.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.88 : 12,600.70 = 6,152.08 : x
  2. Step 2: Convert to fraction form
    9,132.88/12,600.70 = 6,152.08/x
  3. Step 3: Cross multiply
    9,132.88x = 12,600.70 × 6,152.08
  4. Step 4: Simplify right side
    9,132.88x = 77,520,514.46
  5. Step 5: Solve for x
    x = 77,520,514.46/9,132.88
  6. Step 6: Final answer
    x = 8,488.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.