Home / 3,034.74-4,188.78-1,776.06

Finding the Fourth Proportional to 3,034.74, 4,188.78 and 1,776.06

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Solution

The fourth proportional to 3,034.74, 4,188.78 and 1,776.06 is: 2,451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.74 : 4,188.78 = 1,776.06 : x
  2. Step 2: Convert to fraction form
    3,034.74/4,188.78 = 1,776.06/x
  3. Step 3: Cross multiply
    3,034.74x = 4,188.78 × 1,776.06
  4. Step 4: Simplify right side
    3,034.74x = 7,439,524.61
  5. Step 5: Solve for x
    x = 7,439,524.61/3,034.74
  6. Step 6: Final answer
    x = 2,451.45

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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.