Home / 5,465.53-8,161.19-4,342.30

Finding the Fourth Proportional to 5,465.53, 8,161.19 and 4,342.30

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Solution

The fourth proportional to 5,465.53, 8,161.19 and 4,342.30 is: 6,483.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.53 : 8,161.19 = 4,342.30 : x
  2. Step 2: Convert to fraction form
    5,465.53/8,161.19 = 4,342.30/x
  3. Step 3: Cross multiply
    5,465.53x = 8,161.19 × 4,342.30
  4. Step 4: Simplify right side
    5,465.53x = 35,438,335.34
  5. Step 5: Solve for x
    x = 35,438,335.34/5,465.53
  6. Step 6: Final answer
    x = 6,483.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.