Home / 5,423.19-8,134.68-2,501.49

Finding the Fourth Proportional to 5,423.19, 8,134.68 and 2,501.49

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Solution

The fourth proportional to 5,423.19, 8,134.68 and 2,501.49 is: 3,752.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.19 : 8,134.68 = 2,501.49 : x
  2. Step 2: Convert to fraction form
    5,423.19/8,134.68 = 2,501.49/x
  3. Step 3: Cross multiply
    5,423.19x = 8,134.68 × 2,501.49
  4. Step 4: Simplify right side
    5,423.19x = 20,348,820.67
  5. Step 5: Solve for x
    x = 20,348,820.67/5,423.19
  6. Step 6: Final answer
    x = 3,752.19

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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.