Home / 10,358.85-15,543.96-4,814.82

Finding the Fourth Proportional to 10,358.85, 15,543.96 and 4,814.82

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Solution

The fourth proportional to 10,358.85, 15,543.96 and 4,814.82 is: 7,224.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.85 : 15,543.96 = 4,814.82 : x
  2. Step 2: Convert to fraction form
    10,358.85/15,543.96 = 4,814.82/x
  3. Step 3: Cross multiply
    10,358.85x = 15,543.96 × 4,814.82
  4. Step 4: Simplify right side
    10,358.85x = 74,841,369.49
  5. Step 5: Solve for x
    x = 74,841,369.49/10,358.85
  6. Step 6: Final answer
    x = 7,224.87

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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.