Home / 10,334.30-14,261.38-5,618.56

Finding the Fourth Proportional to 10,334.30, 14,261.38 and 5,618.56

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Solution

The fourth proportional to 10,334.30, 14,261.38 and 5,618.56 is: 7,753.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.30 : 14,261.38 = 5,618.56 : x
  2. Step 2: Convert to fraction form
    10,334.30/14,261.38 = 5,618.56/x
  3. Step 3: Cross multiply
    10,334.30x = 14,261.38 × 5,618.56
  4. Step 4: Simplify right side
    10,334.30x = 80,128,419.21
  5. Step 5: Solve for x
    x = 80,128,419.21/10,334.30
  6. Step 6: Final answer
    x = 7,753.64

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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.