Home / 3,077.63-4,594.86-2,787.06

Finding the Fourth Proportional to 3,077.63, 4,594.86 and 2,787.06

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Solution

The fourth proportional to 3,077.63, 4,594.86 and 2,787.06 is: 4,161.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.63 : 4,594.86 = 2,787.06 : x
  2. Step 2: Convert to fraction form
    3,077.63/4,594.86 = 2,787.06/x
  3. Step 3: Cross multiply
    3,077.63x = 4,594.86 × 2,787.06
  4. Step 4: Simplify right side
    3,077.63x = 12,806,153.65
  5. Step 5: Solve for x
    x = 12,806,153.65/3,077.63
  6. Step 6: Final answer
    x = 4,161.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.