Home / 8,802.27-12,147.03-5,265.47

Finding the Fourth Proportional to 8,802.27, 12,147.03 and 5,265.47

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Solution

The fourth proportional to 8,802.27, 12,147.03 and 5,265.47 is: 7,266.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802.27 : 12,147.03 = 5,265.47 : x
  2. Step 2: Convert to fraction form
    8,802.27/12,147.03 = 5,265.47/x
  3. Step 3: Cross multiply
    8,802.27x = 12,147.03 × 5,265.47
  4. Step 4: Simplify right side
    8,802.27x = 63,959,852.42
  5. Step 5: Solve for x
    x = 63,959,852.42/8,802.27
  6. Step 6: Final answer
    x = 7,266.29

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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.