Home / 7,862.65-10,851.11-4,326.37

Finding the Fourth Proportional to 7,862.65, 10,851.11 and 4,326.37

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Solution

The fourth proportional to 7,862.65, 10,851.11 and 4,326.37 is: 5,970.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.65 : 10,851.11 = 4,326.37 : x
  2. Step 2: Convert to fraction form
    7,862.65/10,851.11 = 4,326.37/x
  3. Step 3: Cross multiply
    7,862.65x = 10,851.11 × 4,326.37
  4. Step 4: Simplify right side
    7,862.65x = 46,945,916.77
  5. Step 5: Solve for x
    x = 46,945,916.77/7,862.65
  6. Step 6: Final answer
    x = 5,970.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.