Home / 1,759.19-2,427.08-1,161.98

Finding the Fourth Proportional to 1,759.19, 2,427.08 and 1,161.98

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Solution

The fourth proportional to 1,759.19, 2,427.08 and 1,161.98 is: 1,603.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.19 : 2,427.08 = 1,161.98 : x
  2. Step 2: Convert to fraction form
    1,759.19/2,427.08 = 1,161.98/x
  3. Step 3: Cross multiply
    1,759.19x = 2,427.08 × 1,161.98
  4. Step 4: Simplify right side
    1,759.19x = 2,820,209.19
  5. Step 5: Solve for x
    x = 2,820,209.19/1,759.19
  6. Step 6: Final answer
    x = 1,603.13

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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.