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Finding the Fourth Proportional to 2,608.55, 3,913.64 and 2,332.88

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Solution

The fourth proportional to 2,608.55, 3,913.64 and 2,332.88 is: 3,500.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608.55 : 3,913.64 = 2,332.88 : x
  2. Step 2: Convert to fraction form
    2,608.55/3,913.64 = 2,332.88/x
  3. Step 3: Cross multiply
    2,608.55x = 3,913.64 × 2,332.88
  4. Step 4: Simplify right side
    2,608.55x = 9,130,040.82
  5. Step 5: Solve for x
    x = 9,130,040.82/2,608.55
  6. Step 6: Final answer
    x = 3,500.04

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1.5x scale

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.