Home / 3,687.48-5,538.60-2,303.28

Finding the Fourth Proportional to 3,687.48, 5,538.60 and 2,303.28

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Solution

The fourth proportional to 3,687.48, 5,538.60 and 2,303.28 is: 3,459.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.48 : 5,538.60 = 2,303.28 : x
  2. Step 2: Convert to fraction form
    3,687.48/5,538.60 = 2,303.28/x
  3. Step 3: Cross multiply
    3,687.48x = 5,538.60 × 2,303.28
  4. Step 4: Simplify right side
    3,687.48x = 12,756,946.61
  5. Step 5: Solve for x
    x = 12,756,946.61/3,687.48
  6. Step 6: Final answer
    x = 3,459.53

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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.