Home / 4,343.68-6,516.06-1,422.28

Finding the Fourth Proportional to 4,343.68, 6,516.06 and 1,422.28

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Solution

The fourth proportional to 4,343.68, 6,516.06 and 1,422.28 is: 2,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,343.68 : 6,516.06 = 1,422.28 : x
  2. Step 2: Convert to fraction form
    4,343.68/6,516.06 = 1,422.28/x
  3. Step 3: Cross multiply
    4,343.68x = 6,516.06 × 1,422.28
  4. Step 4: Simplify right side
    4,343.68x = 9,267,661.82
  5. Step 5: Solve for x
    x = 9,267,661.82/4,343.68
  6. Step 6: Final answer
    x = 2,133.60

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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.