Home / 4,167.06-5,750.69-2,278.76

Finding the Fourth Proportional to 4,167.06, 5,750.69 and 2,278.76

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Solution

The fourth proportional to 4,167.06, 5,750.69 and 2,278.76 is: 3,144.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.06 : 5,750.69 = 2,278.76 : x
  2. Step 2: Convert to fraction form
    4,167.06/5,750.69 = 2,278.76/x
  3. Step 3: Cross multiply
    4,167.06x = 5,750.69 × 2,278.76
  4. Step 4: Simplify right side
    4,167.06x = 13,104,442.34
  5. Step 5: Solve for x
    x = 13,104,442.34/4,167.06
  6. Step 6: Final answer
    x = 3,144.77

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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.