Home / 6,979.64-10,467.63-3,281.18

Finding the Fourth Proportional to 6,979.64, 10,467.63 and 3,281.18

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Solution

The fourth proportional to 6,979.64, 10,467.63 and 3,281.18 is: 4,920.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.64 : 10,467.63 = 3,281.18 : x
  2. Step 2: Convert to fraction form
    6,979.64/10,467.63 = 3,281.18/x
  3. Step 3: Cross multiply
    6,979.64x = 10,467.63 × 3,281.18
  4. Step 4: Simplify right side
    6,979.64x = 34,346,125.87
  5. Step 5: Solve for x
    x = 34,346,125.87/6,979.64
  6. Step 6: Final answer
    x = 4,920.91

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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.