Home / 2,931.14-4,044.84-1,752.86

Finding the Fourth Proportional to 2,931.14, 4,044.84 and 1,752.86

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Solution

The fourth proportional to 2,931.14, 4,044.84 and 1,752.86 is: 2,418.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.14 : 4,044.84 = 1,752.86 : x
  2. Step 2: Convert to fraction form
    2,931.14/4,044.84 = 1,752.86/x
  3. Step 3: Cross multiply
    2,931.14x = 4,044.84 × 1,752.86
  4. Step 4: Simplify right side
    2,931.14x = 7,090,018.02
  5. Step 5: Solve for x
    x = 7,090,018.02/2,931.14
  6. Step 6: Final answer
    x = 2,418.86

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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.