Home / 9,907.11-14,862.96-2,887.29

Finding the Fourth Proportional to 9,907.11, 14,862.96 and 2,887.29

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Solution

The fourth proportional to 9,907.11, 14,862.96 and 2,887.29 is: 4,331.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,907.11 : 14,862.96 = 2,887.29 : x
  2. Step 2: Convert to fraction form
    9,907.11/14,862.96 = 2,887.29/x
  3. Step 3: Cross multiply
    9,907.11x = 14,862.96 × 2,887.29
  4. Step 4: Simplify right side
    9,907.11x = 42,913,675.78
  5. Step 5: Solve for x
    x = 42,913,675.78/9,907.11
  6. Step 6: Final answer
    x = 4,331.60

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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.