Home / 8,117.55-11,202.37-4,580.08

Finding the Fourth Proportional to 8,117.55, 11,202.37 and 4,580.08

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Solution

The fourth proportional to 8,117.55, 11,202.37 and 4,580.08 is: 6,320.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117.55 : 11,202.37 = 4,580.08 : x
  2. Step 2: Convert to fraction form
    8,117.55/11,202.37 = 4,580.08/x
  3. Step 3: Cross multiply
    8,117.55x = 11,202.37 × 4,580.08
  4. Step 4: Simplify right side
    8,117.55x = 51,307,711.33
  5. Step 5: Solve for x
    x = 51,307,711.33/8,117.55
  6. Step 6: Final answer
    x = 6,320.59

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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.