Home / 2,877.76-4,313.44-2,301.12

Finding the Fourth Proportional to 2,877.76, 4,313.44 and 2,301.12

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Solution

The fourth proportional to 2,877.76, 4,313.44 and 2,301.12 is: 3,449.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877.76 : 4,313.44 = 2,301.12 : x
  2. Step 2: Convert to fraction form
    2,877.76/4,313.44 = 2,301.12/x
  3. Step 3: Cross multiply
    2,877.76x = 4,313.44 × 2,301.12
  4. Step 4: Simplify right side
    2,877.76x = 9,925,743.05
  5. Step 5: Solve for x
    x = 9,925,743.05/2,877.76
  6. Step 6: Final answer
    x = 3,449.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.