Home / 5,403.84-8,098.88-2,439.11

Finding the Fourth Proportional to 5,403.84, 8,098.88 and 2,439.11

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Solution

The fourth proportional to 5,403.84, 8,098.88 and 2,439.11 is: 3,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.84 : 8,098.88 = 2,439.11 : x
  2. Step 2: Convert to fraction form
    5,403.84/8,098.88 = 2,439.11/x
  3. Step 3: Cross multiply
    5,403.84x = 8,098.88 × 2,439.11
  4. Step 4: Simplify right side
    5,403.84x = 19,754,006.51
  5. Step 5: Solve for x
    x = 19,754,006.51/5,403.84
  6. Step 6: Final answer
    x = 3,655.55

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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.