Home / 4,721.00-6,508.16-3,124.98

Finding the Fourth Proportional to 4,721.00, 6,508.16 and 3,124.98

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Solution

The fourth proportional to 4,721.00, 6,508.16 and 3,124.98 is: 4,307.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.00 : 6,508.16 = 3,124.98 : x
  2. Step 2: Convert to fraction form
    4,721.00/6,508.16 = 3,124.98/x
  3. Step 3: Cross multiply
    4,721.00x = 6,508.16 × 3,124.98
  4. Step 4: Simplify right side
    4,721.00x = 20,337,854.21
  5. Step 5: Solve for x
    x = 20,337,854.21/4,721.00
  6. Step 6: Final answer
    x = 4,307.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.