Home / 3,370.16-4,650.72-1,953.88

Finding the Fourth Proportional to 3,370.16, 4,650.72 and 1,953.88

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Solution

The fourth proportional to 3,370.16, 4,650.72 and 1,953.88 is: 2,696.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.16 : 4,650.72 = 1,953.88 : x
  2. Step 2: Convert to fraction form
    3,370.16/4,650.72 = 1,953.88/x
  3. Step 3: Cross multiply
    3,370.16x = 4,650.72 × 1,953.88
  4. Step 4: Simplify right side
    3,370.16x = 9,086,937.17
  5. Step 5: Solve for x
    x = 9,086,937.17/3,370.16
  6. Step 6: Final answer
    x = 2,696.29

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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.