Home / 1,975.66-2,962.52-1,154.14

Finding the Fourth Proportional to 1,975.66, 2,962.52 and 1,154.14

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Solution

The fourth proportional to 1,975.66, 2,962.52 and 1,154.14 is: 1,730.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.66 : 2,962.52 = 1,154.14 : x
  2. Step 2: Convert to fraction form
    1,975.66/2,962.52 = 1,154.14/x
  3. Step 3: Cross multiply
    1,975.66x = 2,962.52 × 1,154.14
  4. Step 4: Simplify right side
    1,975.66x = 3,419,162.83
  5. Step 5: Solve for x
    x = 3,419,162.83/1,975.66
  6. Step 6: Final answer
    x = 1,730.64

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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.