Home / 8,851.34-13,281.63-3,586.91

Finding the Fourth Proportional to 8,851.34, 13,281.63 and 3,586.91

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Solution

The fourth proportional to 8,851.34, 13,281.63 and 3,586.91 is: 5,382.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.34 : 13,281.63 = 3,586.91 : x
  2. Step 2: Convert to fraction form
    8,851.34/13,281.63 = 3,586.91/x
  3. Step 3: Cross multiply
    8,851.34x = 13,281.63 × 3,586.91
  4. Step 4: Simplify right side
    8,851.34x = 47,639,945.06
  5. Step 5: Solve for x
    x = 47,639,945.06/8,851.34
  6. Step 6: Final answer
    x = 5,382.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.