Home / 2,977.36-4,464.96-1,127.53

Finding the Fourth Proportional to 2,977.36, 4,464.96 and 1,127.53

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Solution

The fourth proportional to 2,977.36, 4,464.96 and 1,127.53 is: 1,690.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.36 : 4,464.96 = 1,127.53 : x
  2. Step 2: Convert to fraction form
    2,977.36/4,464.96 = 1,127.53/x
  3. Step 3: Cross multiply
    2,977.36x = 4,464.96 × 1,127.53
  4. Step 4: Simplify right side
    2,977.36x = 5,034,376.35
  5. Step 5: Solve for x
    x = 5,034,376.35/2,977.36
  6. Step 6: Final answer
    x = 1,690.89

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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.