Home / 9,031.80-12,465.12-6,047.70

Finding the Fourth Proportional to 9,031.80, 12,465.12 and 6,047.70

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Solution

The fourth proportional to 9,031.80, 12,465.12 and 6,047.70 is: 8,346.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,031.80 : 12,465.12 = 6,047.70 : x
  2. Step 2: Convert to fraction form
    9,031.80/12,465.12 = 6,047.70/x
  3. Step 3: Cross multiply
    9,031.80x = 12,465.12 × 6,047.70
  4. Step 4: Simplify right side
    9,031.80x = 75,385,306.22
  5. Step 5: Solve for x
    x = 75,385,306.22/9,031.80
  6. Step 6: Final answer
    x = 8,346.65

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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.