Home / 4,045.53-5,582.12-2,277.21

Finding the Fourth Proportional to 4,045.53, 5,582.12 and 2,277.21

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Solution

The fourth proportional to 4,045.53, 5,582.12 and 2,277.21 is: 3,142.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.53 : 5,582.12 = 2,277.21 : x
  2. Step 2: Convert to fraction form
    4,045.53/5,582.12 = 2,277.21/x
  3. Step 3: Cross multiply
    4,045.53x = 5,582.12 × 2,277.21
  4. Step 4: Simplify right side
    4,045.53x = 12,711,631.57
  5. Step 5: Solve for x
    x = 12,711,631.57/4,045.53
  6. Step 6: Final answer
    x = 3,142.15

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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.