Home / 9,127.22-13,693.05-5,382.11

Finding the Fourth Proportional to 9,127.22, 13,693.05 and 5,382.11

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Solution

The fourth proportional to 9,127.22, 13,693.05 and 5,382.11 is: 8,074.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.22 : 13,693.05 = 5,382.11 : x
  2. Step 2: Convert to fraction form
    9,127.22/13,693.05 = 5,382.11/x
  3. Step 3: Cross multiply
    9,127.22x = 13,693.05 × 5,382.11
  4. Step 4: Simplify right side
    9,127.22x = 73,697,535.57
  5. Step 5: Solve for x
    x = 73,697,535.57/9,127.22
  6. Step 6: Final answer
    x = 8,074.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.