Home / 6,729.40-10,089.78-2,832.76

Finding the Fourth Proportional to 6,729.40, 10,089.78 and 2,832.76

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Solution

The fourth proportional to 6,729.40, 10,089.78 and 2,832.76 is: 4,247.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.40 : 10,089.78 = 2,832.76 : x
  2. Step 2: Convert to fraction form
    6,729.40/10,089.78 = 2,832.76/x
  3. Step 3: Cross multiply
    6,729.40x = 10,089.78 × 2,832.76
  4. Step 4: Simplify right side
    6,729.40x = 28,581,925.19
  5. Step 5: Solve for x
    x = 28,581,925.19/6,729.40
  6. Step 6: Final answer
    x = 4,247.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.