Home / 3,503.28-5,254.91-1,038.12

Finding the Fourth Proportional to 3,503.28, 5,254.91 and 1,038.12

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Solution

The fourth proportional to 3,503.28, 5,254.91 and 1,038.12 is: 1,557.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.28 : 5,254.91 = 1,038.12 : x
  2. Step 2: Convert to fraction form
    3,503.28/5,254.91 = 1,038.12/x
  3. Step 3: Cross multiply
    3,503.28x = 5,254.91 × 1,038.12
  4. Step 4: Simplify right side
    3,503.28x = 5,455,206.17
  5. Step 5: Solve for x
    x = 5,455,206.17/3,503.28
  6. Step 6: Final answer
    x = 1,557.17

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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.