Home / 6,658.83-9,186.38-4,670.68

Finding the Fourth Proportional to 6,658.83, 9,186.38 and 4,670.68

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Solution

The fourth proportional to 6,658.83, 9,186.38 and 4,670.68 is: 6,443.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658.83 : 9,186.38 = 4,670.68 : x
  2. Step 2: Convert to fraction form
    6,658.83/9,186.38 = 4,670.68/x
  3. Step 3: Cross multiply
    6,658.83x = 9,186.38 × 4,670.68
  4. Step 4: Simplify right side
    6,658.83x = 42,906,617.99
  5. Step 5: Solve for x
    x = 42,906,617.99/6,658.83
  6. Step 6: Final answer
    x = 6,443.57

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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.