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Finding the Fourth Proportional to 7,259.76, 10,883.16 and 3,358.80

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Solution

The fourth proportional to 7,259.76, 10,883.16 and 3,358.80 is: 5,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.76 : 10,883.16 = 3,358.80 : x
  2. Step 2: Convert to fraction form
    7,259.76/10,883.16 = 3,358.80/x
  3. Step 3: Cross multiply
    7,259.76x = 10,883.16 × 3,358.80
  4. Step 4: Simplify right side
    7,259.76x = 36,554,357.81
  5. Step 5: Solve for x
    x = 36,554,357.81/7,259.76
  6. Step 6: Final answer
    x = 5,035.20

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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.