Home / 7,220.14-10,826.16-2,288.86

Finding the Fourth Proportional to 7,220.14, 10,826.16 and 2,288.86

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Solution

The fourth proportional to 7,220.14, 10,826.16 and 2,288.86 is: 3,432.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220.14 : 10,826.16 = 2,288.86 : x
  2. Step 2: Convert to fraction form
    7,220.14/10,826.16 = 2,288.86/x
  3. Step 3: Cross multiply
    7,220.14x = 10,826.16 × 2,288.86
  4. Step 4: Simplify right side
    7,220.14x = 24,779,564.58
  5. Step 5: Solve for x
    x = 24,779,564.58/7,220.14
  6. Step 6: Final answer
    x = 3,432.01

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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.