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Finding the Fourth Proportional to 3,602.04, 5,407.16 and 3,364.20

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Solution

The fourth proportional to 3,602.04, 5,407.16 and 3,364.20 is: 5,050.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.04 : 5,407.16 = 3,364.20 : x
  2. Step 2: Convert to fraction form
    3,602.04/5,407.16 = 3,364.20/x
  3. Step 3: Cross multiply
    3,602.04x = 5,407.16 × 3,364.20
  4. Step 4: Simplify right side
    3,602.04x = 18,190,750.85
  5. Step 5: Solve for x
    x = 18,190,750.85/3,602.04
  6. Step 6: Final answer
    x = 5,050.13

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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.