Home / 9,097.18-12,552.21-5,319.61

Finding the Fourth Proportional to 9,097.18, 12,552.21 and 5,319.61

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Solution

The fourth proportional to 9,097.18, 12,552.21 and 5,319.61 is: 7,339.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,097.18 : 12,552.21 = 5,319.61 : x
  2. Step 2: Convert to fraction form
    9,097.18/12,552.21 = 5,319.61/x
  3. Step 3: Cross multiply
    9,097.18x = 12,552.21 × 5,319.61
  4. Step 4: Simplify right side
    9,097.18x = 66,772,830.46
  5. Step 5: Solve for x
    x = 66,772,830.46/9,097.18
  6. Step 6: Final answer
    x = 7,339.95

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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.