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Finding the Fourth Proportional to 9,080.66, 12,529.95 and 5,101.01

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Solution

The fourth proportional to 9,080.66, 12,529.95 and 5,101.01 is: 7,038.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.66 : 12,529.95 = 5,101.01 : x
  2. Step 2: Convert to fraction form
    9,080.66/12,529.95 = 5,101.01/x
  3. Step 3: Cross multiply
    9,080.66x = 12,529.95 × 5,101.01
  4. Step 4: Simplify right side
    9,080.66x = 63,915,400.25
  5. Step 5: Solve for x
    x = 63,915,400.25/9,080.66
  6. Step 6: Final answer
    x = 7,038.63

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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.