Home / 2,714.77-4,064.40-1,787.49

Finding the Fourth Proportional to 2,714.77, 4,064.40 and 1,787.49

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Solution

The fourth proportional to 2,714.77, 4,064.40 and 1,787.49 is: 2,676.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714.77 : 4,064.40 = 1,787.49 : x
  2. Step 2: Convert to fraction form
    2,714.77/4,064.40 = 1,787.49/x
  3. Step 3: Cross multiply
    2,714.77x = 4,064.40 × 1,787.49
  4. Step 4: Simplify right side
    2,714.77x = 7,265,090.81
  5. Step 5: Solve for x
    x = 7,265,090.81/2,714.77
  6. Step 6: Final answer
    x = 2,676.14

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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.