Home / 7,791.66-11,681.34-4,501.08

Finding the Fourth Proportional to 7,791.66, 11,681.34 and 4,501.08

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Solution

The fourth proportional to 7,791.66, 11,681.34 and 4,501.08 is: 6,748.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791.66 : 11,681.34 = 4,501.08 : x
  2. Step 2: Convert to fraction form
    7,791.66/11,681.34 = 4,501.08/x
  3. Step 3: Cross multiply
    7,791.66x = 11,681.34 × 4,501.08
  4. Step 4: Simplify right side
    7,791.66x = 52,578,645.85
  5. Step 5: Solve for x
    x = 52,578,645.85/7,791.66
  6. Step 6: Final answer
    x = 6,748.07

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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.