Home / 3,748.24-5,173.01-3,117.65

Finding the Fourth Proportional to 3,748.24, 5,173.01 and 3,117.65

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Solution

The fourth proportional to 3,748.24, 5,173.01 and 3,117.65 is: 4,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.24 : 5,173.01 = 3,117.65 : x
  2. Step 2: Convert to fraction form
    3,748.24/5,173.01 = 3,117.65/x
  3. Step 3: Cross multiply
    3,748.24x = 5,173.01 × 3,117.65
  4. Step 4: Simplify right side
    3,748.24x = 16,127,648.18
  5. Step 5: Solve for x
    x = 16,127,648.18/3,748.24
  6. Step 6: Final answer
    x = 4,302.73

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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.