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Finding the Fourth Proportional to 7,244.80, 10,868.01 and 2,626.72

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Solution

The fourth proportional to 7,244.80, 10,868.01 and 2,626.72 is: 3,940.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.80 : 10,868.01 = 2,626.72 : x
  2. Step 2: Convert to fraction form
    7,244.80/10,868.01 = 2,626.72/x
  3. Step 3: Cross multiply
    7,244.80x = 10,868.01 × 2,626.72
  4. Step 4: Simplify right side
    7,244.80x = 28,547,219.23
  5. Step 5: Solve for x
    x = 28,547,219.23/7,244.80
  6. Step 6: Final answer
    x = 3,940.37

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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.