Home / 8,501.05-11,726.55-5,308.80

Finding the Fourth Proportional to 8,501.05, 11,726.55 and 5,308.80

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Solution

The fourth proportional to 8,501.05, 11,726.55 and 5,308.80 is: 7,323.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.05 : 11,726.55 = 5,308.80 : x
  2. Step 2: Convert to fraction form
    8,501.05/11,726.55 = 5,308.80/x
  3. Step 3: Cross multiply
    8,501.05x = 11,726.55 × 5,308.80
  4. Step 4: Simplify right side
    8,501.05x = 62,253,908.64
  5. Step 5: Solve for x
    x = 62,253,908.64/8,501.05
  6. Step 6: Final answer
    x = 7,323.08

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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.