Home / 3,301.75-4,558.52-2,947.05

Finding the Fourth Proportional to 3,301.75, 4,558.52 and 2,947.05

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Solution

The fourth proportional to 3,301.75, 4,558.52 and 2,947.05 is: 4,068.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.75 : 4,558.52 = 2,947.05 : x
  2. Step 2: Convert to fraction form
    3,301.75/4,558.52 = 2,947.05/x
  3. Step 3: Cross multiply
    3,301.75x = 4,558.52 × 2,947.05
  4. Step 4: Simplify right side
    3,301.75x = 13,434,210.83
  5. Step 5: Solve for x
    x = 13,434,210.83/3,301.75
  6. Step 6: Final answer
    x = 4,068.81

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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.