Home / 10,654.66-14,705.31-6,679.18

Finding the Fourth Proportional to 10,654.66, 14,705.31 and 6,679.18

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Solution

The fourth proportional to 10,654.66, 14,705.31 and 6,679.18 is: 9,218.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,654.66 : 14,705.31 = 6,679.18 : x
  2. Step 2: Convert to fraction form
    10,654.66/14,705.31 = 6,679.18/x
  3. Step 3: Cross multiply
    10,654.66x = 14,705.31 × 6,679.18
  4. Step 4: Simplify right side
    10,654.66x = 98,219,412.45
  5. Step 5: Solve for x
    x = 98,219,412.45/10,654.66
  6. Step 6: Final answer
    x = 9,218.45

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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.