Home / 10,114.60-15,163.80-4,266.40

Finding the Fourth Proportional to 10,114.60, 15,163.80 and 4,266.40

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Solution

The fourth proportional to 10,114.60, 15,163.80 and 4,266.40 is: 6,396.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114.60 : 15,163.80 = 4,266.40 : x
  2. Step 2: Convert to fraction form
    10,114.60/15,163.80 = 4,266.40/x
  3. Step 3: Cross multiply
    10,114.60x = 15,163.80 × 4,266.40
  4. Step 4: Simplify right side
    10,114.60x = 64,694,836.32
  5. Step 5: Solve for x
    x = 64,694,836.32/10,114.60
  6. Step 6: Final answer
    x = 6,396.18

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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.