Home / 2,976.56-4,106.12-2,417.66

Finding the Fourth Proportional to 2,976.56, 4,106.12 and 2,417.66

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Solution

The fourth proportional to 2,976.56, 4,106.12 and 2,417.66 is: 3,335.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.56 : 4,106.12 = 2,417.66 : x
  2. Step 2: Convert to fraction form
    2,976.56/4,106.12 = 2,417.66/x
  3. Step 3: Cross multiply
    2,976.56x = 4,106.12 × 2,417.66
  4. Step 4: Simplify right side
    2,976.56x = 9,927,169.46
  5. Step 5: Solve for x
    x = 9,927,169.46/2,976.56
  6. Step 6: Final answer
    x = 3,335.12

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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.