Home / 2,501.44-3,750-1,528.20

Finding the Fourth Proportional to 2,501.44, 3,750 and 1,528.20

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Solution

The fourth proportional to 2,501.44, 3,750 and 1,528.20 is: 2,290.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.44 : 3,750 = 1,528.20 : x
  2. Step 2: Convert to fraction form
    2,501.44/3,750 = 1,528.20/x
  3. Step 3: Cross multiply
    2,501.44x = 3,750 × 1,528.20
  4. Step 4: Simplify right side
    2,501.44x = 5,730,750
  5. Step 5: Solve for x
    x = 5,730,750/2,501.44
  6. Step 6: Final answer
    x = 2,290.98

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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.