Home / 6,658.40-9,186.85-4,530.16

Finding the Fourth Proportional to 6,658.40, 9,186.85 and 4,530.16

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Solution

The fourth proportional to 6,658.40, 9,186.85 and 4,530.16 is: 6,250.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658.40 : 9,186.85 = 4,530.16 : x
  2. Step 2: Convert to fraction form
    6,658.40/9,186.85 = 4,530.16/x
  3. Step 3: Cross multiply
    6,658.40x = 9,186.85 × 4,530.16
  4. Step 4: Simplify right side
    6,658.40x = 41,617,917.54
  5. Step 5: Solve for x
    x = 41,617,917.54/6,658.40
  6. Step 6: Final answer
    x = 6,250.44

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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.