Home / 2,480.61-3,715.04-2,154.23

Finding the Fourth Proportional to 2,480.61, 3,715.04 and 2,154.23

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Solution

The fourth proportional to 2,480.61, 3,715.04 and 2,154.23 is: 3,226.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.61 : 3,715.04 = 2,154.23 : x
  2. Step 2: Convert to fraction form
    2,480.61/3,715.04 = 2,154.23/x
  3. Step 3: Cross multiply
    2,480.61x = 3,715.04 × 2,154.23
  4. Step 4: Simplify right side
    2,480.61x = 8,003,032.04
  5. Step 5: Solve for x
    x = 8,003,032.04/2,480.61
  6. Step 6: Final answer
    x = 3,226.24

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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.