Home / 3,731.65-5,598.69-1,784

Finding the Fourth Proportional to 3,731.65, 5,598.69 and 1,784

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Solution

The fourth proportional to 3,731.65, 5,598.69 and 1,784 is: 2,676.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731.65 : 5,598.69 = 1,784 : x
  2. Step 2: Convert to fraction form
    3,731.65/5,598.69 = 1,784/x
  3. Step 3: Cross multiply
    3,731.65x = 5,598.69 × 1,784
  4. Step 4: Simplify right side
    3,731.65x = 9,988,062.96
  5. Step 5: Solve for x
    x = 9,988,062.96/3,731.65
  6. Step 6: Final answer
    x = 2,676.58

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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.