Home / 1,759.06-2,427.90-1,013.15

Finding the Fourth Proportional to 1,759.06, 2,427.90 and 1,013.15

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Solution

The fourth proportional to 1,759.06, 2,427.90 and 1,013.15 is: 1,398.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.06 : 2,427.90 = 1,013.15 : x
  2. Step 2: Convert to fraction form
    1,759.06/2,427.90 = 1,013.15/x
  3. Step 3: Cross multiply
    1,759.06x = 2,427.90 × 1,013.15
  4. Step 4: Simplify right side
    1,759.06x = 2,459,832.95
  5. Step 5: Solve for x
    x = 2,459,832.95/1,759.06
  6. Step 6: Final answer
    x = 1,398.38

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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.