Home / 1,717.16-2,370.02-1,018.76

Finding the Fourth Proportional to 1,717.16, 2,370.02 and 1,018.76

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Solution

The fourth proportional to 1,717.16, 2,370.02 and 1,018.76 is: 1,406.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.16 : 2,370.02 = 1,018.76 : x
  2. Step 2: Convert to fraction form
    1,717.16/2,370.02 = 1,018.76/x
  3. Step 3: Cross multiply
    1,717.16x = 2,370.02 × 1,018.76
  4. Step 4: Simplify right side
    1,717.16x = 2,414,481.58
  5. Step 5: Solve for x
    x = 2,414,481.58/1,717.16
  6. Step 6: Final answer
    x = 1,406.09

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Half 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.