Home / 10,964.16-15,131.41-6,248.34

Finding the Fourth Proportional to 10,964.16, 15,131.41 and 6,248.34

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Solution

The fourth proportional to 10,964.16, 15,131.41 and 6,248.34 is: 8,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.16 : 15,131.41 = 6,248.34 : x
  2. Step 2: Convert to fraction form
    10,964.16/15,131.41 = 6,248.34/x
  3. Step 3: Cross multiply
    10,964.16x = 15,131.41 × 6,248.34
  4. Step 4: Simplify right side
    10,964.16x = 94,546,178.74
  5. Step 5: Solve for x
    x = 94,546,178.74/10,964.16
  6. Step 6: Final answer
    x = 8,623.20

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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.