Home / 10,519.04-15,778.48-4,363.04

Finding the Fourth Proportional to 10,519.04, 15,778.48 and 4,363.04

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Solution

The fourth proportional to 10,519.04, 15,778.48 and 4,363.04 is: 6,544.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519.04 : 15,778.48 = 4,363.04 : x
  2. Step 2: Convert to fraction form
    10,519.04/15,778.48 = 4,363.04/x
  3. Step 3: Cross multiply
    10,519.04x = 15,778.48 × 4,363.04
  4. Step 4: Simplify right side
    10,519.04x = 68,842,139.38
  5. Step 5: Solve for x
    x = 68,842,139.38/10,519.04
  6. Step 6: Final answer
    x = 6,544.53

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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.