Home / 3,613.23-5,420.03-1,148.24

Finding the Fourth Proportional to 3,613.23, 5,420.03 and 1,148.24

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Solution

The fourth proportional to 3,613.23, 5,420.03 and 1,148.24 is: 1,722.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.23 : 5,420.03 = 1,148.24 : x
  2. Step 2: Convert to fraction form
    3,613.23/5,420.03 = 1,148.24/x
  3. Step 3: Cross multiply
    3,613.23x = 5,420.03 × 1,148.24
  4. Step 4: Simplify right side
    3,613.23x = 6,223,462.41
  5. Step 5: Solve for x
    x = 6,223,462.41/3,613.23
  6. Step 6: Final answer
    x = 1,722.41

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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.