Home / 10,279.31-14,178.11-6,452.06

Finding the Fourth Proportional to 10,279.31, 14,178.11 and 6,452.06

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Solution

The fourth proportional to 10,279.31, 14,178.11 and 6,452.06 is: 8,899.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,279.31 : 14,178.11 = 6,452.06 : x
  2. Step 2: Convert to fraction form
    10,279.31/14,178.11 = 6,452.06/x
  3. Step 3: Cross multiply
    10,279.31x = 14,178.11 × 6,452.06
  4. Step 4: Simplify right side
    10,279.31x = 91,477,913.26
  5. Step 5: Solve for x
    x = 91,477,913.26/10,279.31
  6. Step 6: Final answer
    x = 8,899.23

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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.