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Finding the Fourth Proportional to 2,650.04, 3,658.02 and 1,602.08

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Solution

The fourth proportional to 2,650.04, 3,658.02 and 1,602.08 is: 2,211.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.04 : 3,658.02 = 1,602.08 : x
  2. Step 2: Convert to fraction form
    2,650.04/3,658.02 = 1,602.08/x
  3. Step 3: Cross multiply
    2,650.04x = 3,658.02 × 1,602.08
  4. Step 4: Simplify right side
    2,650.04x = 5,860,440.68
  5. Step 5: Solve for x
    x = 5,860,440.68/2,650.04
  6. Step 6: Final answer
    x = 2,211.45

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1.5x scale

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.