Home / 10,238.18-15,361.01-4,316.55

Finding the Fourth Proportional to 10,238.18, 15,361.01 and 4,316.55

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Solution

The fourth proportional to 10,238.18, 15,361.01 and 4,316.55 is: 6,476.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,238.18 : 15,361.01 = 4,316.55 : x
  2. Step 2: Convert to fraction form
    10,238.18/15,361.01 = 4,316.55/x
  3. Step 3: Cross multiply
    10,238.18x = 15,361.01 × 4,316.55
  4. Step 4: Simplify right side
    10,238.18x = 66,306,546.13
  5. Step 5: Solve for x
    x = 66,306,546.13/10,238.18
  6. Step 6: Final answer
    x = 6,476.40

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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.