Home / 7,746.30-11,620.57-3,363.74

Finding the Fourth Proportional to 7,746.30, 11,620.57 and 3,363.74

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Solution

The fourth proportional to 7,746.30, 11,620.57 and 3,363.74 is: 5,046.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.30 : 11,620.57 = 3,363.74 : x
  2. Step 2: Convert to fraction form
    7,746.30/11,620.57 = 3,363.74/x
  3. Step 3: Cross multiply
    7,746.30x = 11,620.57 × 3,363.74
  4. Step 4: Simplify right side
    7,746.30x = 39,088,576.13
  5. Step 5: Solve for x
    x = 39,088,576.13/7,746.30
  6. Step 6: Final answer
    x = 5,046.10

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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.