Home / 3,098.95-4,649.81-1,253.68

Finding the Fourth Proportional to 3,098.95, 4,649.81 and 1,253.68

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Solution

The fourth proportional to 3,098.95, 4,649.81 and 1,253.68 is: 1,881.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.95 : 4,649.81 = 1,253.68 : x
  2. Step 2: Convert to fraction form
    3,098.95/4,649.81 = 1,253.68/x
  3. Step 3: Cross multiply
    3,098.95x = 4,649.81 × 1,253.68
  4. Step 4: Simplify right side
    3,098.95x = 5,829,355.91
  5. Step 5: Solve for x
    x = 5,829,355.91/3,098.95
  6. Step 6: Final answer
    x = 1,881.08

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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.