Home / 2,947.32-4,065.52-1,751.89

Finding the Fourth Proportional to 2,947.32, 4,065.52 and 1,751.89

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Solution

The fourth proportional to 2,947.32, 4,065.52 and 1,751.89 is: 2,416.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947.32 : 4,065.52 = 1,751.89 : x
  2. Step 2: Convert to fraction form
    2,947.32/4,065.52 = 1,751.89/x
  3. Step 3: Cross multiply
    2,947.32x = 4,065.52 × 1,751.89
  4. Step 4: Simplify right side
    2,947.32x = 7,122,323.84
  5. Step 5: Solve for x
    x = 7,122,323.84/2,947.32
  6. Step 6: Final answer
    x = 2,416.54

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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.