Home / 7,218-10,827.32-2,288.00

Finding the Fourth Proportional to 7,218, 10,827.32 and 2,288.00

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Solution

The fourth proportional to 7,218, 10,827.32 and 2,288.00 is: 3,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218 : 10,827.32 = 2,288.00 : x
  2. Step 2: Convert to fraction form
    7,218/10,827.32 = 2,288.00/x
  3. Step 3: Cross multiply
    7,218x = 10,827.32 × 2,288.00
  4. Step 4: Simplify right side
    7,218x = 24,772,923.79
  5. Step 5: Solve for x
    x = 24,772,923.79/7,218
  6. Step 6: Final answer
    x = 3,432.10

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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.