Home / 5,280.28-7,922.62-2,317.19

Finding the Fourth Proportional to 5,280.28, 7,922.62 and 2,317.19

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Solution

The fourth proportional to 5,280.28, 7,922.62 and 2,317.19 is: 3,476.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.28 : 7,922.62 = 2,317.19 : x
  2. Step 2: Convert to fraction form
    5,280.28/7,922.62 = 2,317.19/x
  3. Step 3: Cross multiply
    5,280.28x = 7,922.62 × 2,317.19
  4. Step 4: Simplify right side
    5,280.28x = 18,358,215.84
  5. Step 5: Solve for x
    x = 18,358,215.84/5,280.28
  6. Step 6: Final answer
    x = 3,476.75

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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.