Home / 7,116.10-10,674.13-2,730.48

Finding the Fourth Proportional to 7,116.10, 10,674.13 and 2,730.48

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Solution

The fourth proportional to 7,116.10, 10,674.13 and 2,730.48 is: 4,095.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116.10 : 10,674.13 = 2,730.48 : x
  2. Step 2: Convert to fraction form
    7,116.10/10,674.13 = 2,730.48/x
  3. Step 3: Cross multiply
    7,116.10x = 10,674.13 × 2,730.48
  4. Step 4: Simplify right side
    7,116.10x = 29,145,546.81
  5. Step 5: Solve for x
    x = 29,145,546.81/7,116.10
  6. Step 6: Final answer
    x = 4,095.72

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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.