Home / 7,291.11-10,064.78-4,934.63

Finding the Fourth Proportional to 7,291.11, 10,064.78 and 4,934.63

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Solution

The fourth proportional to 7,291.11, 10,064.78 and 4,934.63 is: 6,811.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.11 : 10,064.78 = 4,934.63 : x
  2. Step 2: Convert to fraction form
    7,291.11/10,064.78 = 4,934.63/x
  3. Step 3: Cross multiply
    7,291.11x = 10,064.78 × 4,934.63
  4. Step 4: Simplify right side
    7,291.11x = 49,665,890.33
  5. Step 5: Solve for x
    x = 49,665,890.33/7,291.11
  6. Step 6: Final answer
    x = 6,811.84

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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.