Home / 10,568.12-15,856.63-4,641.96

Finding the Fourth Proportional to 10,568.12, 15,856.63 and 4,641.96

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Solution

The fourth proportional to 10,568.12, 15,856.63 and 4,641.96 is: 6,964.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,568.12 : 15,856.63 = 4,641.96 : x
  2. Step 2: Convert to fraction form
    10,568.12/15,856.63 = 4,641.96/x
  3. Step 3: Cross multiply
    10,568.12x = 15,856.63 × 4,641.96
  4. Step 4: Simplify right side
    10,568.12x = 73,605,842.19
  5. Step 5: Solve for x
    x = 73,605,842.19/10,568.12
  6. Step 6: Final answer
    x = 6,964.89

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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.