Home / 4,306.57-6,460.91-1,384.95

Finding the Fourth Proportional to 4,306.57, 6,460.91 and 1,384.95

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Solution

The fourth proportional to 4,306.57, 6,460.91 and 1,384.95 is: 2,077.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,306.57 : 6,460.91 = 1,384.95 : x
  2. Step 2: Convert to fraction form
    4,306.57/6,460.91 = 1,384.95/x
  3. Step 3: Cross multiply
    4,306.57x = 6,460.91 × 1,384.95
  4. Step 4: Simplify right side
    4,306.57x = 8,948,031.25
  5. Step 5: Solve for x
    x = 8,948,031.25/4,306.57
  6. Step 6: Final answer
    x = 2,077.76

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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.