Home / 2,600.16-3,898.08-1,776.39

Finding the Fourth Proportional to 2,600.16, 3,898.08 and 1,776.39

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Solution

The fourth proportional to 2,600.16, 3,898.08 and 1,776.39 is: 2,663.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.16 : 3,898.08 = 1,776.39 : x
  2. Step 2: Convert to fraction form
    2,600.16/3,898.08 = 1,776.39/x
  3. Step 3: Cross multiply
    2,600.16x = 3,898.08 × 1,776.39
  4. Step 4: Simplify right side
    2,600.16x = 6,924,510.33
  5. Step 5: Solve for x
    x = 6,924,510.33/2,600.16
  6. Step 6: Final answer
    x = 2,663.11

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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.