Home / 7,922.76-10,935.84-4,567.81

Finding the Fourth Proportional to 7,922.76, 10,935.84 and 4,567.81

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Solution

The fourth proportional to 7,922.76, 10,935.84 and 4,567.81 is: 6,304.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.76 : 10,935.84 = 4,567.81 : x
  2. Step 2: Convert to fraction form
    7,922.76/10,935.84 = 4,567.81/x
  3. Step 3: Cross multiply
    7,922.76x = 10,935.84 × 4,567.81
  4. Step 4: Simplify right side
    7,922.76x = 49,952,844.42
  5. Step 5: Solve for x
    x = 49,952,844.42/7,922.76
  6. Step 6: Final answer
    x = 6,304.98

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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.