Home / 1,714.50-2,566.80-1,165.32

Finding the Fourth Proportional to 1,714.50, 2,566.80 and 1,165.32

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Solution

The fourth proportional to 1,714.50, 2,566.80 and 1,165.32 is: 1,744.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714.50 : 2,566.80 = 1,165.32 : x
  2. Step 2: Convert to fraction form
    1,714.50/2,566.80 = 1,165.32/x
  3. Step 3: Cross multiply
    1,714.50x = 2,566.80 × 1,165.32
  4. Step 4: Simplify right side
    1,714.50x = 2,991,143.38
  5. Step 5: Solve for x
    x = 2,991,143.38/1,714.50
  6. Step 6: Final answer
    x = 1,744.62

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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.