Home / 7,922.20-10,935.06-4,567.25

Finding the Fourth Proportional to 7,922.20, 10,935.06 and 4,567.25

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Solution

The fourth proportional to 7,922.20, 10,935.06 and 4,567.25 is: 6,304.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.20 : 10,935.06 = 4,567.25 : x
  2. Step 2: Convert to fraction form
    7,922.20/10,935.06 = 4,567.25/x
  3. Step 3: Cross multiply
    7,922.20x = 10,935.06 × 4,567.25
  4. Step 4: Simplify right side
    7,922.20x = 49,943,180.12
  5. Step 5: Solve for x
    x = 49,943,180.12/7,922.20
  6. Step 6: Final answer
    x = 6,304.21

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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.