Home / 5,236.59-7,853.36-1,538.13

Finding the Fourth Proportional to 5,236.59, 7,853.36 and 1,538.13

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Solution

The fourth proportional to 5,236.59, 7,853.36 and 1,538.13 is: 2,306.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.59 : 7,853.36 = 1,538.13 : x
  2. Step 2: Convert to fraction form
    5,236.59/7,853.36 = 1,538.13/x
  3. Step 3: Cross multiply
    5,236.59x = 7,853.36 × 1,538.13
  4. Step 4: Simplify right side
    5,236.59x = 12,079,445.50
  5. Step 5: Solve for x
    x = 12,079,445.50/5,236.59
  6. Step 6: Final answer
    x = 2,306.74

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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.