Home / 2,918.56-4,358.60-2,596

Finding the Fourth Proportional to 2,918.56, 4,358.60 and 2,596

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Solution

The fourth proportional to 2,918.56, 4,358.60 and 2,596 is: 3,876.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.56 : 4,358.60 = 2,596 : x
  2. Step 2: Convert to fraction form
    2,918.56/4,358.60 = 2,596/x
  3. Step 3: Cross multiply
    2,918.56x = 4,358.60 × 2,596
  4. Step 4: Simplify right side
    2,918.56x = 11,314,925.60
  5. Step 5: Solve for x
    x = 11,314,925.60/2,918.56
  6. Step 6: Final answer
    x = 3,876.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.