Home / 6,422.68-8,860.60-4,323.16

Finding the Fourth Proportional to 6,422.68, 8,860.60 and 4,323.16

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Solution

The fourth proportional to 6,422.68, 8,860.60 and 4,323.16 is: 5,964.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.68 : 8,860.60 = 4,323.16 : x
  2. Step 2: Convert to fraction form
    6,422.68/8,860.60 = 4,323.16/x
  3. Step 3: Cross multiply
    6,422.68x = 8,860.60 × 4,323.16
  4. Step 4: Simplify right side
    6,422.68x = 38,305,791.50
  5. Step 5: Solve for x
    x = 38,305,791.50/6,422.68
  6. Step 6: Final answer
    x = 5,964.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.