Home / 3,034.77-4,188.29-1,856.62

Finding the Fourth Proportional to 3,034.77, 4,188.29 and 1,856.62

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Solution

The fourth proportional to 3,034.77, 4,188.29 and 1,856.62 is: 2,562.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.77 : 4,188.29 = 1,856.62 : x
  2. Step 2: Convert to fraction form
    3,034.77/4,188.29 = 1,856.62/x
  3. Step 3: Cross multiply
    3,034.77x = 4,188.29 × 1,856.62
  4. Step 4: Simplify right side
    3,034.77x = 7,776,062.98
  5. Step 5: Solve for x
    x = 7,776,062.98/3,034.77
  6. Step 6: Final answer
    x = 2,562.32

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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.