Home / 1,740.76-2,402.36-1,150.26

Finding the Fourth Proportional to 1,740.76, 2,402.36 and 1,150.26

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Solution

The fourth proportional to 1,740.76, 2,402.36 and 1,150.26 is: 1,587.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.76 : 2,402.36 = 1,150.26 : x
  2. Step 2: Convert to fraction form
    1,740.76/2,402.36 = 1,150.26/x
  3. Step 3: Cross multiply
    1,740.76x = 2,402.36 × 1,150.26
  4. Step 4: Simplify right side
    1,740.76x = 2,763,338.61
  5. Step 5: Solve for x
    x = 2,763,338.61/1,740.76
  6. Step 6: Final answer
    x = 1,587.43

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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.