Home / 2,937.20-4,053.37-1,610.90

Finding the Fourth Proportional to 2,937.20, 4,053.37 and 1,610.90

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Solution

The fourth proportional to 2,937.20, 4,053.37 and 1,610.90 is: 2,223.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.20 : 4,053.37 = 1,610.90 : x
  2. Step 2: Convert to fraction form
    2,937.20/4,053.37 = 1,610.90/x
  3. Step 3: Cross multiply
    2,937.20x = 4,053.37 × 1,610.90
  4. Step 4: Simplify right side
    2,937.20x = 6,529,545.41
  5. Step 5: Solve for x
    x = 6,529,545.41/2,937.20
  6. Step 6: Final answer
    x = 2,223.05

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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.