Home / 10,118.07-15,167.79-6,832.31

Finding the Fourth Proportional to 10,118.07, 15,167.79 and 6,832.31

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Solution

The fourth proportional to 10,118.07, 15,167.79 and 6,832.31 is: 10,242.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,118.07 : 15,167.79 = 6,832.31 : x
  2. Step 2: Convert to fraction form
    10,118.07/15,167.79 = 6,832.31/x
  3. Step 3: Cross multiply
    10,118.07x = 15,167.79 × 6,832.31
  4. Step 4: Simplify right side
    10,118.07x = 103,630,967.46
  5. Step 5: Solve for x
    x = 103,630,967.46/10,118.07
  6. Step 6: Final answer
    x = 10,242.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.