Home / 1,902.71-2,625.67-1,106.10

Finding the Fourth Proportional to 1,902.71, 2,625.67 and 1,106.10

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Solution

The fourth proportional to 1,902.71, 2,625.67 and 1,106.10 is: 1,526.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902.71 : 2,625.67 = 1,106.10 : x
  2. Step 2: Convert to fraction form
    1,902.71/2,625.67 = 1,106.10/x
  3. Step 3: Cross multiply
    1,902.71x = 2,625.67 × 1,106.10
  4. Step 4: Simplify right side
    1,902.71x = 2,904,249.79
  5. Step 5: Solve for x
    x = 2,904,249.79/1,902.71
  6. Step 6: Final answer
    x = 1,526.38

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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.