Home / 1,170.69-1,747.45-1,032.28

Finding the Fourth Proportional to 1,170.69, 1,747.45 and 1,032.28

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Solution

The fourth proportional to 1,170.69, 1,747.45 and 1,032.28 is: 1,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170.69 : 1,747.45 = 1,032.28 : x
  2. Step 2: Convert to fraction form
    1,170.69/1,747.45 = 1,032.28/x
  3. Step 3: Cross multiply
    1,170.69x = 1,747.45 × 1,032.28
  4. Step 4: Simplify right side
    1,170.69x = 1,803,857.69
  5. Step 5: Solve for x
    x = 1,803,857.69/1,170.69
  6. Step 6: Final answer
    x = 1,540.85

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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.