Home / 10,864.66-14,991.33-6,674.26

Finding the Fourth Proportional to 10,864.66, 14,991.33 and 6,674.26

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Solution

The fourth proportional to 10,864.66, 14,991.33 and 6,674.26 is: 9,209.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864.66 : 14,991.33 = 6,674.26 : x
  2. Step 2: Convert to fraction form
    10,864.66/14,991.33 = 6,674.26/x
  3. Step 3: Cross multiply
    10,864.66x = 14,991.33 × 6,674.26
  4. Step 4: Simplify right side
    10,864.66x = 100,056,034.17
  5. Step 5: Solve for x
    x = 100,056,034.17/10,864.66
  6. Step 6: Final answer
    x = 9,209.31

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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.