Home / 10,252.06-14,153.99-6,721.43

Finding the Fourth Proportional to 10,252.06, 14,153.99 and 6,721.43

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Solution

The fourth proportional to 10,252.06, 14,153.99 and 6,721.43 is: 9,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.06 : 14,153.99 = 6,721.43 : x
  2. Step 2: Convert to fraction form
    10,252.06/14,153.99 = 6,721.43/x
  3. Step 3: Cross multiply
    10,252.06x = 14,153.99 × 6,721.43
  4. Step 4: Simplify right side
    10,252.06x = 95,134,948.63
  5. Step 5: Solve for x
    x = 95,134,948.63/10,252.06
  6. Step 6: Final answer
    x = 9,279.60

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1.5x scale

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.