Home / 3,537.57-4,878.05-2,210.79

Finding the Fourth Proportional to 3,537.57, 4,878.05 and 2,210.79

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Solution

The fourth proportional to 3,537.57, 4,878.05 and 2,210.79 is: 3,048.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.57 : 4,878.05 = 2,210.79 : x
  2. Step 2: Convert to fraction form
    3,537.57/4,878.05 = 2,210.79/x
  3. Step 3: Cross multiply
    3,537.57x = 4,878.05 × 2,210.79
  4. Step 4: Simplify right side
    3,537.57x = 10,784,333.11
  5. Step 5: Solve for x
    x = 10,784,333.11/3,537.57
  6. Step 6: Final answer
    x = 3,048.51

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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.