Home / 6,686.18-9,226.02-3,701.28

Finding the Fourth Proportional to 6,686.18, 9,226.02 and 3,701.28

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Solution

The fourth proportional to 6,686.18, 9,226.02 and 3,701.28 is: 5,107.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686.18 : 9,226.02 = 3,701.28 : x
  2. Step 2: Convert to fraction form
    6,686.18/9,226.02 = 3,701.28/x
  3. Step 3: Cross multiply
    6,686.18x = 9,226.02 × 3,701.28
  4. Step 4: Simplify right side
    6,686.18x = 34,148,083.31
  5. Step 5: Solve for x
    x = 34,148,083.31/6,686.18
  6. Step 6: Final answer
    x = 5,107.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.