Home / 5,054.25-7,581.38-1,591.50

Finding the Fourth Proportional to 5,054.25, 7,581.38 and 1,591.50

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Solution

The fourth proportional to 5,054.25, 7,581.38 and 1,591.50 is: 2,387.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.25 : 7,581.38 = 1,591.50 : x
  2. Step 2: Convert to fraction form
    5,054.25/7,581.38 = 1,591.50/x
  3. Step 3: Cross multiply
    5,054.25x = 7,581.38 × 1,591.50
  4. Step 4: Simplify right side
    5,054.25x = 12,065,758.31
  5. Step 5: Solve for x
    x = 12,065,758.31/5,054.25
  6. Step 6: Final answer
    x = 2,387.25

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Double scale
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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.