Home / 7,708.08-11,565.78-4,197.93

Finding the Fourth Proportional to 7,708.08, 11,565.78 and 4,197.93

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Solution

The fourth proportional to 7,708.08, 11,565.78 and 4,197.93 is: 6,298.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708.08 : 11,565.78 = 4,197.93 : x
  2. Step 2: Convert to fraction form
    7,708.08/11,565.78 = 4,197.93/x
  3. Step 3: Cross multiply
    7,708.08x = 11,565.78 × 4,197.93
  4. Step 4: Simplify right side
    7,708.08x = 48,552,334.84
  5. Step 5: Solve for x
    x = 48,552,334.84/7,708.08
  6. Step 6: Final answer
    x = 6,298.89

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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.