Home / 10,359.59-15,543.03-4,515.44

Finding the Fourth Proportional to 10,359.59, 15,543.03 and 4,515.44

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Solution

The fourth proportional to 10,359.59, 15,543.03 and 4,515.44 is: 6,774.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.59 : 15,543.03 = 4,515.44 : x
  2. Step 2: Convert to fraction form
    10,359.59/15,543.03 = 4,515.44/x
  3. Step 3: Cross multiply
    10,359.59x = 15,543.03 × 4,515.44
  4. Step 4: Simplify right side
    10,359.59x = 70,183,619.38
  5. Step 5: Solve for x
    x = 70,183,619.38/10,359.59
  6. Step 6: Final answer
    x = 6,774.75

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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.