Home / 9,514.60-13,129.88-5,265.84

Finding the Fourth Proportional to 9,514.60, 13,129.88 and 5,265.84

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Solution

The fourth proportional to 9,514.60, 13,129.88 and 5,265.84 is: 7,266.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,514.60 : 13,129.88 = 5,265.84 : x
  2. Step 2: Convert to fraction form
    9,514.60/13,129.88 = 5,265.84/x
  3. Step 3: Cross multiply
    9,514.60x = 13,129.88 × 5,265.84
  4. Step 4: Simplify right side
    9,514.60x = 69,139,870.21
  5. Step 5: Solve for x
    x = 69,139,870.21/9,514.60
  6. Step 6: Final answer
    x = 7,266.72

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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.