Home / 5,052.29-6,971.76-2,813.80

Finding the Fourth Proportional to 5,052.29, 6,971.76 and 2,813.80

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Solution

The fourth proportional to 5,052.29, 6,971.76 and 2,813.80 is: 3,882.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052.29 : 6,971.76 = 2,813.80 : x
  2. Step 2: Convert to fraction form
    5,052.29/6,971.76 = 2,813.80/x
  3. Step 3: Cross multiply
    5,052.29x = 6,971.76 × 2,813.80
  4. Step 4: Simplify right side
    5,052.29x = 19,617,138.29
  5. Step 5: Solve for x
    x = 19,617,138.29/5,052.29
  6. Step 6: Final answer
    x = 3,882.82

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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.