Home / 6,766.29-9,337.50-3,782.13

Finding the Fourth Proportional to 6,766.29, 9,337.50 and 3,782.13

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Solution

The fourth proportional to 6,766.29, 9,337.50 and 3,782.13 is: 5,219.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766.29 : 9,337.50 = 3,782.13 : x
  2. Step 2: Convert to fraction form
    6,766.29/9,337.50 = 3,782.13/x
  3. Step 3: Cross multiply
    6,766.29x = 9,337.50 × 3,782.13
  4. Step 4: Simplify right side
    6,766.29x = 35,315,638.88
  5. Step 5: Solve for x
    x = 35,315,638.88/6,766.29
  6. Step 6: Final answer
    x = 5,219.35

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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.