Home / 5,436.12-8,152.46-2,316.10

Finding the Fourth Proportional to 5,436.12, 8,152.46 and 2,316.10

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Solution

The fourth proportional to 5,436.12, 8,152.46 and 2,316.10 is: 3,473.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.12 : 8,152.46 = 2,316.10 : x
  2. Step 2: Convert to fraction form
    5,436.12/8,152.46 = 2,316.10/x
  3. Step 3: Cross multiply
    5,436.12x = 8,152.46 × 2,316.10
  4. Step 4: Simplify right side
    5,436.12x = 18,881,912.61
  5. Step 5: Solve for x
    x = 18,881,912.61/5,436.12
  6. Step 6: Final answer
    x = 3,473.42

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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.