Home / 10,261.48-14,159.82-6,283.72

Finding the Fourth Proportional to 10,261.48, 14,159.82 and 6,283.72

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Solution

The fourth proportional to 10,261.48, 14,159.82 and 6,283.72 is: 8,670.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.48 : 14,159.82 = 6,283.72 : x
  2. Step 2: Convert to fraction form
    10,261.48/14,159.82 = 6,283.72/x
  3. Step 3: Cross multiply
    10,261.48x = 14,159.82 × 6,283.72
  4. Step 4: Simplify right side
    10,261.48x = 88,976,344.13
  5. Step 5: Solve for x
    x = 88,976,344.13/10,261.48
  6. Step 6: Final answer
    x = 8,670.91

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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.