Home / 6,636.11-9,158.67-4,285.08

Finding the Fourth Proportional to 6,636.11, 9,158.67 and 4,285.08

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Solution

The fourth proportional to 6,636.11, 9,158.67 and 4,285.08 is: 5,913.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.11 : 9,158.67 = 4,285.08 : x
  2. Step 2: Convert to fraction form
    6,636.11/9,158.67 = 4,285.08/x
  3. Step 3: Cross multiply
    6,636.11x = 9,158.67 × 4,285.08
  4. Step 4: Simplify right side
    6,636.11x = 39,245,633.64
  5. Step 5: Solve for x
    x = 39,245,633.64/6,636.11
  6. Step 6: Final answer
    x = 5,913.96

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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.