Home / 10,404.25-15,606.38-4,248.25

Finding the Fourth Proportional to 10,404.25, 15,606.38 and 4,248.25

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Solution

The fourth proportional to 10,404.25, 15,606.38 and 4,248.25 is: 6,372.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404.25 : 15,606.38 = 4,248.25 : x
  2. Step 2: Convert to fraction form
    10,404.25/15,606.38 = 4,248.25/x
  3. Step 3: Cross multiply
    10,404.25x = 15,606.38 × 4,248.25
  4. Step 4: Simplify right side
    10,404.25x = 66,299,803.84
  5. Step 5: Solve for x
    x = 66,299,803.84/10,404.25
  6. Step 6: Final answer
    x = 6,372.38

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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.