Home / 6,979.93-10,467.51-2,818.86

Finding the Fourth Proportional to 6,979.93, 10,467.51 and 2,818.86

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Solution

The fourth proportional to 6,979.93, 10,467.51 and 2,818.86 is: 4,227.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.93 : 10,467.51 = 2,818.86 : x
  2. Step 2: Convert to fraction form
    6,979.93/10,467.51 = 2,818.86/x
  3. Step 3: Cross multiply
    6,979.93x = 10,467.51 × 2,818.86
  4. Step 4: Simplify right side
    6,979.93x = 29,506,445.24
  5. Step 5: Solve for x
    x = 29,506,445.24/6,979.93
  6. Step 6: Final answer
    x = 4,227.33

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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.