Home / 2,931.33-4,043.96-1,751.72

Finding the Fourth Proportional to 2,931.33, 4,043.96 and 1,751.72

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Solution

The fourth proportional to 2,931.33, 4,043.96 and 1,751.72 is: 2,416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.33 : 4,043.96 = 1,751.72 : x
  2. Step 2: Convert to fraction form
    2,931.33/4,043.96 = 1,751.72/x
  3. Step 3: Cross multiply
    2,931.33x = 4,043.96 × 1,751.72
  4. Step 4: Simplify right side
    2,931.33x = 7,083,856.63
  5. Step 5: Solve for x
    x = 7,083,856.63/2,931.33
  6. Step 6: Final answer
    x = 2,416.60

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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.