Home / 4,265.60-6,396.16-1,343.12

Finding the Fourth Proportional to 4,265.60, 6,396.16 and 1,343.12

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Solution

The fourth proportional to 4,265.60, 6,396.16 and 1,343.12 is: 2,013.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.60 : 6,396.16 = 1,343.12 : x
  2. Step 2: Convert to fraction form
    4,265.60/6,396.16 = 1,343.12/x
  3. Step 3: Cross multiply
    4,265.60x = 6,396.16 × 1,343.12
  4. Step 4: Simplify right side
    4,265.60x = 8,590,810.42
  5. Step 5: Solve for x
    x = 8,590,810.42/4,265.60
  6. Step 6: Final answer
    x = 2,013.97

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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.