Home / 8,580.55-11,841.29-5,223.51

Finding the Fourth Proportional to 8,580.55, 11,841.29 and 5,223.51

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Solution

The fourth proportional to 8,580.55, 11,841.29 and 5,223.51 is: 7,208.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,580.55 : 11,841.29 = 5,223.51 : x
  2. Step 2: Convert to fraction form
    8,580.55/11,841.29 = 5,223.51/x
  3. Step 3: Cross multiply
    8,580.55x = 11,841.29 × 5,223.51
  4. Step 4: Simplify right side
    8,580.55x = 61,853,096.73
  5. Step 5: Solve for x
    x = 61,853,096.73/8,580.55
  6. Step 6: Final answer
    x = 7,208.52

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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.