Home / 7,025.20-10,537.80-2,864.32

Finding the Fourth Proportional to 7,025.20, 10,537.80 and 2,864.32

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Solution

The fourth proportional to 7,025.20, 10,537.80 and 2,864.32 is: 4,296.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.20 : 10,537.80 = 2,864.32 : x
  2. Step 2: Convert to fraction form
    7,025.20/10,537.80 = 2,864.32/x
  3. Step 3: Cross multiply
    7,025.20x = 10,537.80 × 2,864.32
  4. Step 4: Simplify right side
    7,025.20x = 30,183,631.30
  5. Step 5: Solve for x
    x = 30,183,631.30/7,025.20
  6. Step 6: Final answer
    x = 4,296.48

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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.