Home / 2,301.66-3,176.25-2,113.38

Finding the Fourth Proportional to 2,301.66, 3,176.25 and 2,113.38

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Solution

The fourth proportional to 2,301.66, 3,176.25 and 2,113.38 is: 2,916.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.66 : 3,176.25 = 2,113.38 : x
  2. Step 2: Convert to fraction form
    2,301.66/3,176.25 = 2,113.38/x
  3. Step 3: Cross multiply
    2,301.66x = 3,176.25 × 2,113.38
  4. Step 4: Simplify right side
    2,301.66x = 6,712,623.23
  5. Step 5: Solve for x
    x = 6,712,623.23/2,301.66
  6. Step 6: Final answer
    x = 2,916.43

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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.