Home / 3,125.29-4,661.48-2,711.14

Finding the Fourth Proportional to 3,125.29, 4,661.48 and 2,711.14

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Solution

The fourth proportional to 3,125.29, 4,661.48 and 2,711.14 is: 4,043.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.29 : 4,661.48 = 2,711.14 : x
  2. Step 2: Convert to fraction form
    3,125.29/4,661.48 = 2,711.14/x
  3. Step 3: Cross multiply
    3,125.29x = 4,661.48 × 2,711.14
  4. Step 4: Simplify right side
    3,125.29x = 12,637,924.89
  5. Step 5: Solve for x
    x = 12,637,924.89/3,125.29
  6. Step 6: Final answer
    x = 4,043.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.