Home / 5,265.28-7,269.76-3,276.64

Finding the Fourth Proportional to 5,265.28, 7,269.76 and 3,276.64

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Solution

The fourth proportional to 5,265.28, 7,269.76 and 3,276.64 is: 4,524.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.28 : 7,269.76 = 3,276.64 : x
  2. Step 2: Convert to fraction form
    5,265.28/7,269.76 = 3,276.64/x
  3. Step 3: Cross multiply
    5,265.28x = 7,269.76 × 3,276.64
  4. Step 4: Simplify right side
    5,265.28x = 23,820,386.41
  5. Step 5: Solve for x
    x = 23,820,386.41/5,265.28
  6. Step 6: Final answer
    x = 4,524.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.