Home / 7,218.32-10,827.95-2,288.25

Finding the Fourth Proportional to 7,218.32, 10,827.95 and 2,288.25

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Solution

The fourth proportional to 7,218.32, 10,827.95 and 2,288.25 is: 3,432.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218.32 : 10,827.95 = 2,288.25 : x
  2. Step 2: Convert to fraction form
    7,218.32/10,827.95 = 2,288.25/x
  3. Step 3: Cross multiply
    7,218.32x = 10,827.95 × 2,288.25
  4. Step 4: Simplify right side
    7,218.32x = 24,777,045.15
  5. Step 5: Solve for x
    x = 24,777,045.15/7,218.32
  6. Step 6: Final answer
    x = 3,432.52

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1.5x scale

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.