Home / 7,797.12-10,758.76-4,813.92

Finding the Fourth Proportional to 7,797.12, 10,758.76 and 4,813.92

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Solution

The fourth proportional to 7,797.12, 10,758.76 and 4,813.92 is: 6,642.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,797.12 : 10,758.76 = 4,813.92 : x
  2. Step 2: Convert to fraction form
    7,797.12/10,758.76 = 4,813.92/x
  3. Step 3: Cross multiply
    7,797.12x = 10,758.76 × 4,813.92
  4. Step 4: Simplify right side
    7,797.12x = 51,791,809.94
  5. Step 5: Solve for x
    x = 51,791,809.94/7,797.12
  6. Step 6: Final answer
    x = 6,642.43

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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.