Home / 9,524.54-13,143.43-5,275.32

Finding the Fourth Proportional to 9,524.54, 13,143.43 and 5,275.32

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Solution

The fourth proportional to 9,524.54, 13,143.43 and 5,275.32 is: 7,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,524.54 : 13,143.43 = 5,275.32 : x
  2. Step 2: Convert to fraction form
    9,524.54/13,143.43 = 5,275.32/x
  3. Step 3: Cross multiply
    9,524.54x = 13,143.43 × 5,275.32
  4. Step 4: Simplify right side
    9,524.54x = 69,335,799.15
  5. Step 5: Solve for x
    x = 69,335,799.15/9,524.54
  6. Step 6: Final answer
    x = 7,279.70

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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.