Home / 9,329.59-12,874.44-5,347.95

Finding the Fourth Proportional to 9,329.59, 12,874.44 and 5,347.95

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Solution

The fourth proportional to 9,329.59, 12,874.44 and 5,347.95 is: 7,379.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.59 : 12,874.44 = 5,347.95 : x
  2. Step 2: Convert to fraction form
    9,329.59/12,874.44 = 5,347.95/x
  3. Step 3: Cross multiply
    9,329.59x = 12,874.44 × 5,347.95
  4. Step 4: Simplify right side
    9,329.59x = 68,851,861.40
  5. Step 5: Solve for x
    x = 68,851,861.40/9,329.59
  6. Step 6: Final answer
    x = 7,379.95

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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.