Home / 4,389.07-6,607.45-3,937

Finding the Fourth Proportional to 4,389.07, 6,607.45 and 3,937

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Solution

The fourth proportional to 4,389.07, 6,607.45 and 3,937 is: 5,926.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.07 : 6,607.45 = 3,937 : x
  2. Step 2: Convert to fraction form
    4,389.07/6,607.45 = 3,937/x
  3. Step 3: Cross multiply
    4,389.07x = 6,607.45 × 3,937
  4. Step 4: Simplify right side
    4,389.07x = 26,013,530.65
  5. Step 5: Solve for x
    x = 26,013,530.65/4,389.07
  6. Step 6: Final answer
    x = 5,926.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.