Home / 4,265.28-6,401.52-1,670.04

Finding the Fourth Proportional to 4,265.28, 6,401.52 and 1,670.04

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Solution

The fourth proportional to 4,265.28, 6,401.52 and 1,670.04 is: 2,506.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.28 : 6,401.52 = 1,670.04 : x
  2. Step 2: Convert to fraction form
    4,265.28/6,401.52 = 1,670.04/x
  3. Step 3: Cross multiply
    4,265.28x = 6,401.52 × 1,670.04
  4. Step 4: Simplify right side
    4,265.28x = 10,690,794.46
  5. Step 5: Solve for x
    x = 10,690,794.46/4,265.28
  6. Step 6: Final answer
    x = 2,506.47

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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.