Home / 9,279.59-12,806.15-6,633.32

Finding the Fourth Proportional to 9,279.59, 12,806.15 and 6,633.32

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Solution

The fourth proportional to 9,279.59, 12,806.15 and 6,633.32 is: 9,154.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.59 : 12,806.15 = 6,633.32 : x
  2. Step 2: Convert to fraction form
    9,279.59/12,806.15 = 6,633.32/x
  3. Step 3: Cross multiply
    9,279.59x = 12,806.15 × 6,633.32
  4. Step 4: Simplify right side
    9,279.59x = 84,947,193.72
  5. Step 5: Solve for x
    x = 84,947,193.72/9,279.59
  6. Step 6: Final answer
    x = 9,154.20

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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.