Home / 10,589.67-15,886.35-4,353.12

Finding the Fourth Proportional to 10,589.67, 15,886.35 and 4,353.12

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Solution

The fourth proportional to 10,589.67, 15,886.35 and 4,353.12 is: 6,530.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,589.67 : 15,886.35 = 4,353.12 : x
  2. Step 2: Convert to fraction form
    10,589.67/15,886.35 = 4,353.12/x
  3. Step 3: Cross multiply
    10,589.67x = 15,886.35 × 4,353.12
  4. Step 4: Simplify right side
    10,589.67x = 69,155,187.91
  5. Step 5: Solve for x
    x = 69,155,187.91/10,589.67
  6. Step 6: Final answer
    x = 6,530.44

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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.