Home / 4,278.06-5,902.47-2,509.74

Finding the Fourth Proportional to 4,278.06, 5,902.47 and 2,509.74

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Solution

The fourth proportional to 4,278.06, 5,902.47 and 2,509.74 is: 3,462.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.06 : 5,902.47 = 2,509.74 : x
  2. Step 2: Convert to fraction form
    4,278.06/5,902.47 = 2,509.74/x
  3. Step 3: Cross multiply
    4,278.06x = 5,902.47 × 2,509.74
  4. Step 4: Simplify right side
    4,278.06x = 14,813,665.06
  5. Step 5: Solve for x
    x = 14,813,665.06/4,278.06
  6. Step 6: Final answer
    x = 3,462.71

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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.