Home / 5,436.12-8,154.18-3,483.48

Finding the Fourth Proportional to 5,436.12, 8,154.18 and 3,483.48

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Solution

The fourth proportional to 5,436.12, 8,154.18 and 3,483.48 is: 5,225.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.12 : 8,154.18 = 3,483.48 : x
  2. Step 2: Convert to fraction form
    5,436.12/8,154.18 = 3,483.48/x
  3. Step 3: Cross multiply
    5,436.12x = 8,154.18 × 3,483.48
  4. Step 4: Simplify right side
    5,436.12x = 28,404,922.95
  5. Step 5: Solve for x
    x = 28,404,922.95/5,436.12
  6. Step 6: Final answer
    x = 5,225.22

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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.