Home / 2,950.72-4,073.56-2,286.08

Finding the Fourth Proportional to 2,950.72, 4,073.56 and 2,286.08

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Solution

The fourth proportional to 2,950.72, 4,073.56 and 2,286.08 is: 3,156.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.72 : 4,073.56 = 2,286.08 : x
  2. Step 2: Convert to fraction form
    2,950.72/4,073.56 = 2,286.08/x
  3. Step 3: Cross multiply
    2,950.72x = 4,073.56 × 2,286.08
  4. Step 4: Simplify right side
    2,950.72x = 9,312,484.04
  5. Step 5: Solve for x
    x = 9,312,484.04/2,950.72
  6. Step 6: Final answer
    x = 3,156.00

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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.