Home / 1,649.76-2,463.04-1,451.36

Finding the Fourth Proportional to 1,649.76, 2,463.04 and 1,451.36

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Solution

The fourth proportional to 1,649.76, 2,463.04 and 1,451.36 is: 2,166.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649.76 : 2,463.04 = 1,451.36 : x
  2. Step 2: Convert to fraction form
    1,649.76/2,463.04 = 1,451.36/x
  3. Step 3: Cross multiply
    1,649.76x = 2,463.04 × 1,451.36
  4. Step 4: Simplify right side
    1,649.76x = 3,574,757.73
  5. Step 5: Solve for x
    x = 3,574,757.73/1,649.76
  6. Step 6: Final answer
    x = 2,166.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.