Home / 1,959.34-2,703.83-1,075.13

Finding the Fourth Proportional to 1,959.34, 2,703.83 and 1,075.13

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Solution

The fourth proportional to 1,959.34, 2,703.83 and 1,075.13 is: 1,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959.34 : 2,703.83 = 1,075.13 : x
  2. Step 2: Convert to fraction form
    1,959.34/2,703.83 = 1,075.13/x
  3. Step 3: Cross multiply
    1,959.34x = 2,703.83 × 1,075.13
  4. Step 4: Simplify right side
    1,959.34x = 2,906,968.75
  5. Step 5: Solve for x
    x = 2,906,968.75/1,959.34
  6. Step 6: Final answer
    x = 1,483.65

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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.