Home / 6,979.02-10,460.31-2,813.46

Finding the Fourth Proportional to 6,979.02, 10,460.31 and 2,813.46

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Solution

The fourth proportional to 6,979.02, 10,460.31 and 2,813.46 is: 4,216.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.02 : 10,460.31 = 2,813.46 : x
  2. Step 2: Convert to fraction form
    6,979.02/10,460.31 = 2,813.46/x
  3. Step 3: Cross multiply
    6,979.02x = 10,460.31 × 2,813.46
  4. Step 4: Simplify right side
    6,979.02x = 29,429,663.77
  5. Step 5: Solve for x
    x = 29,429,663.77/6,979.02
  6. Step 6: Final answer
    x = 4,216.88

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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.