Home / 3,630.04-5,445.20-1,164.96

Finding the Fourth Proportional to 3,630.04, 5,445.20 and 1,164.96

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Solution

The fourth proportional to 3,630.04, 5,445.20 and 1,164.96 is: 1,747.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.04 : 5,445.20 = 1,164.96 : x
  2. Step 2: Convert to fraction form
    3,630.04/5,445.20 = 1,164.96/x
  3. Step 3: Cross multiply
    3,630.04x = 5,445.20 × 1,164.96
  4. Step 4: Simplify right side
    3,630.04x = 6,343,440.19
  5. Step 5: Solve for x
    x = 6,343,440.19/3,630.04
  6. Step 6: Final answer
    x = 1,747.48

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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.