Home / 1,184.19-1,773.95-1,116.76

Finding the Fourth Proportional to 1,184.19, 1,773.95 and 1,116.76

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Solution

The fourth proportional to 1,184.19, 1,773.95 and 1,116.76 is: 1,672.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184.19 : 1,773.95 = 1,116.76 : x
  2. Step 2: Convert to fraction form
    1,184.19/1,773.95 = 1,116.76/x
  3. Step 3: Cross multiply
    1,184.19x = 1,773.95 × 1,116.76
  4. Step 4: Simplify right side
    1,184.19x = 1,981,067.53
  5. Step 5: Solve for x
    x = 1,981,067.53/1,184.19
  6. Step 6: Final answer
    x = 1,672.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.