Home / 1,850.19-2,553.30-1,064.29

Finding the Fourth Proportional to 1,850.19, 2,553.30 and 1,064.29

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Solution

The fourth proportional to 1,850.19, 2,553.30 and 1,064.29 is: 1,468.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.19 : 2,553.30 = 1,064.29 : x
  2. Step 2: Convert to fraction form
    1,850.19/2,553.30 = 1,064.29/x
  3. Step 3: Cross multiply
    1,850.19x = 2,553.30 × 1,064.29
  4. Step 4: Simplify right side
    1,850.19x = 2,717,445.27
  5. Step 5: Solve for x
    x = 2,717,445.27/1,850.19
  6. Step 6: Final answer
    x = 1,468.74

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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.