Home / 9,156.50-13,734.06-2,916.26

Finding the Fourth Proportional to 9,156.50, 13,734.06 and 2,916.26

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Solution

The fourth proportional to 9,156.50, 13,734.06 and 2,916.26 is: 4,374.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.50 : 13,734.06 = 2,916.26 : x
  2. Step 2: Convert to fraction form
    9,156.50/13,734.06 = 2,916.26/x
  3. Step 3: Cross multiply
    9,156.50x = 13,734.06 × 2,916.26
  4. Step 4: Simplify right side
    9,156.50x = 40,052,089.82
  5. Step 5: Solve for x
    x = 40,052,089.82/9,156.50
  6. Step 6: Final answer
    x = 4,374.17

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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.