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Finding the Fourth Proportional to 7,063.74, 10,599.12 and 2,905.07

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Solution

The fourth proportional to 7,063.74, 10,599.12 and 2,905.07 is: 4,359.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,063.74 : 10,599.12 = 2,905.07 : x
  2. Step 2: Convert to fraction form
    7,063.74/10,599.12 = 2,905.07/x
  3. Step 3: Cross multiply
    7,063.74x = 10,599.12 × 2,905.07
  4. Step 4: Simplify right side
    7,063.74x = 30,791,132.54
  5. Step 5: Solve for x
    x = 30,791,132.54/7,063.74
  6. Step 6: Final answer
    x = 4,359.04

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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.