Home / 2,937.06-4,049.52-2,488.20

Finding the Fourth Proportional to 2,937.06, 4,049.52 and 2,488.20

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Solution

The fourth proportional to 2,937.06, 4,049.52 and 2,488.20 is: 3,430.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.06 : 4,049.52 = 2,488.20 : x
  2. Step 2: Convert to fraction form
    2,937.06/4,049.52 = 2,488.20/x
  3. Step 3: Cross multiply
    2,937.06x = 4,049.52 × 2,488.20
  4. Step 4: Simplify right side
    2,937.06x = 10,076,015.66
  5. Step 5: Solve for x
    x = 10,076,015.66/2,937.06
  6. Step 6: Final answer
    x = 3,430.65

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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.