Home / 9,272.39-13,883.47-5,320.19

Finding the Fourth Proportional to 9,272.39, 13,883.47 and 5,320.19

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Solution

The fourth proportional to 9,272.39, 13,883.47 and 5,320.19 is: 7,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272.39 : 13,883.47 = 5,320.19 : x
  2. Step 2: Convert to fraction form
    9,272.39/13,883.47 = 5,320.19/x
  3. Step 3: Cross multiply
    9,272.39x = 13,883.47 × 5,320.19
  4. Step 4: Simplify right side
    9,272.39x = 73,862,719.67
  5. Step 5: Solve for x
    x = 73,862,719.67/9,272.39
  6. Step 6: Final answer
    x = 7,965.88

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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.