Home / 9,514.40-13,132.68-5,537.28

Finding the Fourth Proportional to 9,514.40, 13,132.68 and 5,537.28

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Solution

The fourth proportional to 9,514.40, 13,132.68 and 5,537.28 is: 7,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,514.40 : 13,132.68 = 5,537.28 : x
  2. Step 2: Convert to fraction form
    9,514.40/13,132.68 = 5,537.28/x
  3. Step 3: Cross multiply
    9,514.40x = 13,132.68 × 5,537.28
  4. Step 4: Simplify right side
    9,514.40x = 72,719,326.31
  5. Step 5: Solve for x
    x = 72,719,326.31/9,514.40
  6. Step 6: Final answer
    x = 7,643.08

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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.