Home / 3,451.42-4,762.14-1,959.01

Finding the Fourth Proportional to 3,451.42, 4,762.14 and 1,959.01

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Solution

The fourth proportional to 3,451.42, 4,762.14 and 1,959.01 is: 2,702.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.42 : 4,762.14 = 1,959.01 : x
  2. Step 2: Convert to fraction form
    3,451.42/4,762.14 = 1,959.01/x
  3. Step 3: Cross multiply
    3,451.42x = 4,762.14 × 1,959.01
  4. Step 4: Simplify right side
    3,451.42x = 9,329,079.88
  5. Step 5: Solve for x
    x = 9,329,079.88/3,451.42
  6. Step 6: Final answer
    x = 2,702.97

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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.