Home / 7,913.06-11,875.43-3,753.08

Finding the Fourth Proportional to 7,913.06, 11,875.43 and 3,753.08

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Solution

The fourth proportional to 7,913.06, 11,875.43 and 3,753.08 is: 5,632.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913.06 : 11,875.43 = 3,753.08 : x
  2. Step 2: Convert to fraction form
    7,913.06/11,875.43 = 3,753.08/x
  3. Step 3: Cross multiply
    7,913.06x = 11,875.43 × 3,753.08
  4. Step 4: Simplify right side
    7,913.06x = 44,569,420.06
  5. Step 5: Solve for x
    x = 44,569,420.06/7,913.06
  6. Step 6: Final answer
    x = 5,632.39

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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.