Home / 1,630.53-2,436.38-1,165.79

Finding the Fourth Proportional to 1,630.53, 2,436.38 and 1,165.79

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Solution

The fourth proportional to 1,630.53, 2,436.38 and 1,165.79 is: 1,741.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.53 : 2,436.38 = 1,165.79 : x
  2. Step 2: Convert to fraction form
    1,630.53/2,436.38 = 1,165.79/x
  3. Step 3: Cross multiply
    1,630.53x = 2,436.38 × 1,165.79
  4. Step 4: Simplify right side
    1,630.53x = 2,840,312.07
  5. Step 5: Solve for x
    x = 2,840,312.07/1,630.53
  6. Step 6: Final answer
    x = 1,741.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.