Home / 8,871.44-12,243.14-5,095.80

Finding the Fourth Proportional to 8,871.44, 12,243.14 and 5,095.80

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Solution

The fourth proportional to 8,871.44, 12,243.14 and 5,095.80 is: 7,032.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871.44 : 12,243.14 = 5,095.80 : x
  2. Step 2: Convert to fraction form
    8,871.44/12,243.14 = 5,095.80/x
  3. Step 3: Cross multiply
    8,871.44x = 12,243.14 × 5,095.80
  4. Step 4: Simplify right side
    8,871.44x = 62,388,592.81
  5. Step 5: Solve for x
    x = 62,388,592.81/8,871.44
  6. Step 6: Final answer
    x = 7,032.52

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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.