Home / 2,259.90-3,389.85-1,164.58

Finding the Fourth Proportional to 2,259.90, 3,389.85 and 1,164.58

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Solution

The fourth proportional to 2,259.90, 3,389.85 and 1,164.58 is: 1,746.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.90 : 3,389.85 = 1,164.58 : x
  2. Step 2: Convert to fraction form
    2,259.90/3,389.85 = 1,164.58/x
  3. Step 3: Cross multiply
    2,259.90x = 3,389.85 × 1,164.58
  4. Step 4: Simplify right side
    2,259.90x = 3,947,743.04
  5. Step 5: Solve for x
    x = 3,947,743.04/2,259.90
  6. Step 6: Final answer
    x = 1,746.87

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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.