Home / 5,280.14-7,286.04-3,041.57

Finding the Fourth Proportional to 5,280.14, 7,286.04 and 3,041.57

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Solution

The fourth proportional to 5,280.14, 7,286.04 and 3,041.57 is: 4,197.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.14 : 7,286.04 = 3,041.57 : x
  2. Step 2: Convert to fraction form
    5,280.14/7,286.04 = 3,041.57/x
  3. Step 3: Cross multiply
    5,280.14x = 7,286.04 × 3,041.57
  4. Step 4: Simplify right side
    5,280.14x = 22,160,964.25
  5. Step 5: Solve for x
    x = 22,160,964.25/5,280.14
  6. Step 6: Final answer
    x = 4,197.05

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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.