Home / 6,854.22-10,285.58-3,156.98

Finding the Fourth Proportional to 6,854.22, 10,285.58 and 3,156.98

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Solution

The fourth proportional to 6,854.22, 10,285.58 and 3,156.98 is: 4,737.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854.22 : 10,285.58 = 3,156.98 : x
  2. Step 2: Convert to fraction form
    6,854.22/10,285.58 = 3,156.98/x
  3. Step 3: Cross multiply
    6,854.22x = 10,285.58 × 3,156.98
  4. Step 4: Simplify right side
    6,854.22x = 32,471,326.81
  5. Step 5: Solve for x
    x = 32,471,326.81/6,854.22
  6. Step 6: Final answer
    x = 4,737.42

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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.