Home / 2,911.66-4,364.88-1,062.42

Finding the Fourth Proportional to 2,911.66, 4,364.88 and 1,062.42

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Solution

The fourth proportional to 2,911.66, 4,364.88 and 1,062.42 is: 1,592.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.66 : 4,364.88 = 1,062.42 : x
  2. Step 2: Convert to fraction form
    2,911.66/4,364.88 = 1,062.42/x
  3. Step 3: Cross multiply
    2,911.66x = 4,364.88 × 1,062.42
  4. Step 4: Simplify right side
    2,911.66x = 4,637,335.81
  5. Step 5: Solve for x
    x = 4,637,335.81/2,911.66
  6. Step 6: Final answer
    x = 1,592.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.