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Finding the Fourth Proportional to 9,080.46, 12,530.46 and 5,304.69

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Solution

The fourth proportional to 9,080.46, 12,530.46 and 5,304.69 is: 7,320.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.46 : 12,530.46 = 5,304.69 : x
  2. Step 2: Convert to fraction form
    9,080.46/12,530.46 = 5,304.69/x
  3. Step 3: Cross multiply
    9,080.46x = 12,530.46 × 5,304.69
  4. Step 4: Simplify right side
    9,080.46x = 66,470,232.95
  5. Step 5: Solve for x
    x = 66,470,232.95/9,080.46
  6. Step 6: Final answer
    x = 7,320.14

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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.