Home / 10,282.18-15,425.70-4,435.60

Finding the Fourth Proportional to 10,282.18, 15,425.70 and 4,435.60

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Solution

The fourth proportional to 10,282.18, 15,425.70 and 4,435.60 is: 6,654.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282.18 : 15,425.70 = 4,435.60 : x
  2. Step 2: Convert to fraction form
    10,282.18/15,425.70 = 4,435.60/x
  3. Step 3: Cross multiply
    10,282.18x = 15,425.70 × 4,435.60
  4. Step 4: Simplify right side
    10,282.18x = 68,422,234.92
  5. Step 5: Solve for x
    x = 68,422,234.92/10,282.18
  6. Step 6: Final answer
    x = 6,654.45

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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.