Home / 3,315.32-4,569.98-2,474.74

Finding the Fourth Proportional to 3,315.32, 4,569.98 and 2,474.74

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Solution

The fourth proportional to 3,315.32, 4,569.98 and 2,474.74 is: 3,411.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.32 : 4,569.98 = 2,474.74 : x
  2. Step 2: Convert to fraction form
    3,315.32/4,569.98 = 2,474.74/x
  3. Step 3: Cross multiply
    3,315.32x = 4,569.98 × 2,474.74
  4. Step 4: Simplify right side
    3,315.32x = 11,309,512.31
  5. Step 5: Solve for x
    x = 11,309,512.31/3,315.32
  6. Step 6: Final answer
    x = 3,411.29

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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.