Home / 4,159.65-5,740.50-2,391.84

Finding the Fourth Proportional to 4,159.65, 5,740.50 and 2,391.84

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Solution

The fourth proportional to 4,159.65, 5,740.50 and 2,391.84 is: 3,300.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.65 : 5,740.50 = 2,391.84 : x
  2. Step 2: Convert to fraction form
    4,159.65/5,740.50 = 2,391.84/x
  3. Step 3: Cross multiply
    4,159.65x = 5,740.50 × 2,391.84
  4. Step 4: Simplify right side
    4,159.65x = 13,730,357.52
  5. Step 5: Solve for x
    x = 13,730,357.52/4,159.65
  6. Step 6: Final answer
    x = 3,300.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.