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Finding the Fourth Proportional to 9,326.03, 12,854.84 and 7,305.95

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Solution

The fourth proportional to 9,326.03, 12,854.84 and 7,305.95 is: 10,070.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.03 : 12,854.84 = 7,305.95 : x
  2. Step 2: Convert to fraction form
    9,326.03/12,854.84 = 7,305.95/x
  3. Step 3: Cross multiply
    9,326.03x = 12,854.84 × 7,305.95
  4. Step 4: Simplify right side
    9,326.03x = 93,916,813.91
  5. Step 5: Solve for x
    x = 93,916,813.91/9,326.03
  6. Step 6: Final answer
    x = 10,070.40

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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.