Home / 1,756.11-2,628.66-1,314.75

Finding the Fourth Proportional to 1,756.11, 2,628.66 and 1,314.75

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Solution

The fourth proportional to 1,756.11, 2,628.66 and 1,314.75 is: 1,968.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756.11 : 2,628.66 = 1,314.75 : x
  2. Step 2: Convert to fraction form
    1,756.11/2,628.66 = 1,314.75/x
  3. Step 3: Cross multiply
    1,756.11x = 2,628.66 × 1,314.75
  4. Step 4: Simplify right side
    1,756.11x = 3,456,030.74
  5. Step 5: Solve for x
    x = 3,456,030.74/1,756.11
  6. Step 6: Final answer
    x = 1,968.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.