Home / 2,881.23-3,967.73-2,502.95

Finding the Fourth Proportional to 2,881.23, 3,967.73 and 2,502.95

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Solution

The fourth proportional to 2,881.23, 3,967.73 and 2,502.95 is: 3,446.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.23 : 3,967.73 = 2,502.95 : x
  2. Step 2: Convert to fraction form
    2,881.23/3,967.73 = 2,502.95/x
  3. Step 3: Cross multiply
    2,881.23x = 3,967.73 × 2,502.95
  4. Step 4: Simplify right side
    2,881.23x = 9,931,003.71
  5. Step 5: Solve for x
    x = 9,931,003.71/2,881.23
  6. Step 6: Final answer
    x = 3,446.80

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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.