Home / 7,217.91-10,826.93-2,287.58

Finding the Fourth Proportional to 7,217.91, 10,826.93 and 2,287.58

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Solution

The fourth proportional to 7,217.91, 10,826.93 and 2,287.58 is: 3,431.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.91 : 10,826.93 = 2,287.58 : x
  2. Step 2: Convert to fraction form
    7,217.91/10,826.93 = 2,287.58/x
  3. Step 3: Cross multiply
    7,217.91x = 10,826.93 × 2,287.58
  4. Step 4: Simplify right side
    7,217.91x = 24,767,420.11
  5. Step 5: Solve for x
    x = 24,767,420.11/7,217.91
  6. Step 6: Final answer
    x = 3,431.38

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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.