Home / 1,854.19-2,559.02-1,108.56

Finding the Fourth Proportional to 1,854.19, 2,559.02 and 1,108.56

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Solution

The fourth proportional to 1,854.19, 2,559.02 and 1,108.56 is: 1,529.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.19 : 2,559.02 = 1,108.56 : x
  2. Step 2: Convert to fraction form
    1,854.19/2,559.02 = 1,108.56/x
  3. Step 3: Cross multiply
    1,854.19x = 2,559.02 × 1,108.56
  4. Step 4: Simplify right side
    1,854.19x = 2,836,821.67
  5. Step 5: Solve for x
    x = 2,836,821.67/1,854.19
  6. Step 6: Final answer
    x = 1,529.95

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Half scale
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Double scale
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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.