Home / 3,469.10-4,787.88-2,210.70

Finding the Fourth Proportional to 3,469.10, 4,787.88 and 2,210.70

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Solution

The fourth proportional to 3,469.10, 4,787.88 and 2,210.70 is: 3,051.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.10 : 4,787.88 = 2,210.70 : x
  2. Step 2: Convert to fraction form
    3,469.10/4,787.88 = 2,210.70/x
  3. Step 3: Cross multiply
    3,469.10x = 4,787.88 × 2,210.70
  4. Step 4: Simplify right side
    3,469.10x = 10,584,566.32
  5. Step 5: Solve for x
    x = 10,584,566.32/3,469.10
  6. Step 6: Final answer
    x = 3,051.10

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1.5x scale

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.