Home / 6,875.51-10,306.98-2,491.99

Finding the Fourth Proportional to 6,875.51, 10,306.98 and 2,491.99

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Solution

The fourth proportional to 6,875.51, 10,306.98 and 2,491.99 is: 3,735.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.51 : 10,306.98 = 2,491.99 : x
  2. Step 2: Convert to fraction form
    6,875.51/10,306.98 = 2,491.99/x
  3. Step 3: Cross multiply
    6,875.51x = 10,306.98 × 2,491.99
  4. Step 4: Simplify right side
    6,875.51x = 25,684,865.32
  5. Step 5: Solve for x
    x = 25,684,865.32/6,875.51
  6. Step 6: Final answer
    x = 3,735.71

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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.