Home / 9,748.92-14,622-3,175.20

Finding the Fourth Proportional to 9,748.92, 14,622 and 3,175.20

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Solution

The fourth proportional to 9,748.92, 14,622 and 3,175.20 is: 4,762.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,748.92 : 14,622 = 3,175.20 : x
  2. Step 2: Convert to fraction form
    9,748.92/14,622 = 3,175.20/x
  3. Step 3: Cross multiply
    9,748.92x = 14,622 × 3,175.20
  4. Step 4: Simplify right side
    9,748.92x = 46,427,774.40
  5. Step 5: Solve for x
    x = 46,427,774.40/9,748.92
  6. Step 6: Final answer
    x = 4,762.35

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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.