Home / 10,281.12-15,427.86-4,437.73

Finding the Fourth Proportional to 10,281.12, 15,427.86 and 4,437.73

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Solution

The fourth proportional to 10,281.12, 15,427.86 and 4,437.73 is: 6,659.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.12 : 15,427.86 = 4,437.73 : x
  2. Step 2: Convert to fraction form
    10,281.12/15,427.86 = 4,437.73/x
  3. Step 3: Cross multiply
    10,281.12x = 15,427.86 × 4,437.73
  4. Step 4: Simplify right side
    10,281.12x = 68,464,677.16
  5. Step 5: Solve for x
    x = 68,464,677.16/10,281.12
  6. Step 6: Final answer
    x = 6,659.26

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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.