Home / 2,957.62-4,081.80-2,210.28

Finding the Fourth Proportional to 2,957.62, 4,081.80 and 2,210.28

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Solution

The fourth proportional to 2,957.62, 4,081.80 and 2,210.28 is: 3,050.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.62 : 4,081.80 = 2,210.28 : x
  2. Step 2: Convert to fraction form
    2,957.62/4,081.80 = 2,210.28/x
  3. Step 3: Cross multiply
    2,957.62x = 4,081.80 × 2,210.28
  4. Step 4: Simplify right side
    2,957.62x = 9,021,944.50
  5. Step 5: Solve for x
    x = 9,021,944.50/2,957.62
  6. Step 6: Final answer
    x = 3,050.41

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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.