Home / 2,477.18-3,713.28-1,553.39

Finding the Fourth Proportional to 2,477.18, 3,713.28 and 1,553.39

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Solution

The fourth proportional to 2,477.18, 3,713.28 and 1,553.39 is: 2,328.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477.18 : 3,713.28 = 1,553.39 : x
  2. Step 2: Convert to fraction form
    2,477.18/3,713.28 = 1,553.39/x
  3. Step 3: Cross multiply
    2,477.18x = 3,713.28 × 1,553.39
  4. Step 4: Simplify right side
    2,477.18x = 5,768,172.02
  5. Step 5: Solve for x
    x = 5,768,172.02/2,477.18
  6. Step 6: Final answer
    x = 2,328.52

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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.