Home / 4,363.68-6,545.45-1,076.78

Finding the Fourth Proportional to 4,363.68, 6,545.45 and 1,076.78

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Solution

The fourth proportional to 4,363.68, 6,545.45 and 1,076.78 is: 1,615.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,363.68 : 6,545.45 = 1,076.78 : x
  2. Step 2: Convert to fraction form
    4,363.68/6,545.45 = 1,076.78/x
  3. Step 3: Cross multiply
    4,363.68x = 6,545.45 × 1,076.78
  4. Step 4: Simplify right side
    4,363.68x = 7,048,028.71
  5. Step 5: Solve for x
    x = 7,048,028.71/4,363.68
  6. Step 6: Final answer
    x = 1,615.16

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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.