Home / 2,931.56-4,043.24-1,752.36

Finding the Fourth Proportional to 2,931.56, 4,043.24 and 1,752.36

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Solution

The fourth proportional to 2,931.56, 4,043.24 and 1,752.36 is: 2,416.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.56 : 4,043.24 = 1,752.36 : x
  2. Step 2: Convert to fraction form
    2,931.56/4,043.24 = 1,752.36/x
  3. Step 3: Cross multiply
    2,931.56x = 4,043.24 × 1,752.36
  4. Step 4: Simplify right side
    2,931.56x = 7,085,212.05
  5. Step 5: Solve for x
    x = 7,085,212.05/2,931.56
  6. Step 6: Final answer
    x = 2,416.87

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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.