Home / 5,503.61-8,240.84-2,898.65

Finding the Fourth Proportional to 5,503.61, 8,240.84 and 2,898.65

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Solution

The fourth proportional to 5,503.61, 8,240.84 and 2,898.65 is: 4,340.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.61 : 8,240.84 = 2,898.65 : x
  2. Step 2: Convert to fraction form
    5,503.61/8,240.84 = 2,898.65/x
  3. Step 3: Cross multiply
    5,503.61x = 8,240.84 × 2,898.65
  4. Step 4: Simplify right side
    5,503.61x = 23,887,327.84
  5. Step 5: Solve for x
    x = 23,887,327.84/5,503.61
  6. Step 6: Final answer
    x = 4,340.30

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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.