Home / 2,937.20-4,053.44-1,610.96

Finding the Fourth Proportional to 2,937.20, 4,053.44 and 1,610.96

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Solution

The fourth proportional to 2,937.20, 4,053.44 and 1,610.96 is: 2,223.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.20 : 4,053.44 = 1,610.96 : x
  2. Step 2: Convert to fraction form
    2,937.20/4,053.44 = 1,610.96/x
  3. Step 3: Cross multiply
    2,937.20x = 4,053.44 × 1,610.96
  4. Step 4: Simplify right side
    2,937.20x = 6,529,913.46
  5. Step 5: Solve for x
    x = 6,529,913.46/2,937.20
  6. Step 6: Final answer
    x = 2,223.18

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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.