Home / 5,036.87-7,555.30-1,339.10

Finding the Fourth Proportional to 5,036.87, 7,555.30 and 1,339.10

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Solution

The fourth proportional to 5,036.87, 7,555.30 and 1,339.10 is: 2,008.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.87 : 7,555.30 = 1,339.10 : x
  2. Step 2: Convert to fraction form
    5,036.87/7,555.30 = 1,339.10/x
  3. Step 3: Cross multiply
    5,036.87x = 7,555.30 × 1,339.10
  4. Step 4: Simplify right side
    5,036.87x = 10,117,310.00
  5. Step 5: Solve for x
    x = 10,117,310.00/5,036.87
  6. Step 6: Final answer
    x = 2,008.65

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Similar ratio
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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.