Home / 1,850.77-2,553.28-1,150.93

Finding the Fourth Proportional to 1,850.77, 2,553.28 and 1,150.93

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Solution

The fourth proportional to 1,850.77, 2,553.28 and 1,150.93 is: 1,587.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.77 : 2,553.28 = 1,150.93 : x
  2. Step 2: Convert to fraction form
    1,850.77/2,553.28 = 1,150.93/x
  3. Step 3: Cross multiply
    1,850.77x = 2,553.28 × 1,150.93
  4. Step 4: Simplify right side
    1,850.77x = 2,938,646.55
  5. Step 5: Solve for x
    x = 2,938,646.55/1,850.77
  6. Step 6: Final answer
    x = 1,587.80

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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.