Home / 7,839.18-10,813.50-4,694.76

Finding the Fourth Proportional to 7,839.18, 10,813.50 and 4,694.76

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Solution

The fourth proportional to 7,839.18, 10,813.50 and 4,694.76 is: 6,476.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,839.18 : 10,813.50 = 4,694.76 : x
  2. Step 2: Convert to fraction form
    7,839.18/10,813.50 = 4,694.76/x
  3. Step 3: Cross multiply
    7,839.18x = 10,813.50 × 4,694.76
  4. Step 4: Simplify right side
    7,839.18x = 50,766,787.26
  5. Step 5: Solve for x
    x = 50,766,787.26/7,839.18
  6. Step 6: Final answer
    x = 6,476.03

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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.