Home / 10,182.23-15,268.51-3,945.16

Finding the Fourth Proportional to 10,182.23, 15,268.51 and 3,945.16

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Solution

The fourth proportional to 10,182.23, 15,268.51 and 3,945.16 is: 5,915.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.23 : 15,268.51 = 3,945.16 : x
  2. Step 2: Convert to fraction form
    10,182.23/15,268.51 = 3,945.16/x
  3. Step 3: Cross multiply
    10,182.23x = 15,268.51 × 3,945.16
  4. Step 4: Simplify right side
    10,182.23x = 60,236,618.84
  5. Step 5: Solve for x
    x = 60,236,618.84/10,182.23
  6. Step 6: Final answer
    x = 5,915.86

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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.