Home / 6,980.41-10,472.65-2,818.29

Finding the Fourth Proportional to 6,980.41, 10,472.65 and 2,818.29

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Solution

The fourth proportional to 6,980.41, 10,472.65 and 2,818.29 is: 4,228.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.41 : 10,472.65 = 2,818.29 : x
  2. Step 2: Convert to fraction form
    6,980.41/10,472.65 = 2,818.29/x
  3. Step 3: Cross multiply
    6,980.41x = 10,472.65 × 2,818.29
  4. Step 4: Simplify right side
    6,980.41x = 29,514,964.77
  5. Step 5: Solve for x
    x = 29,514,964.77/6,980.41
  6. Step 6: Final answer
    x = 4,228.26

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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.