Home / 9,247.89-13,871.83-8,583.59

Finding the Fourth Proportional to 9,247.89, 13,871.83 and 8,583.59

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Solution

The fourth proportional to 9,247.89, 13,871.83 and 8,583.59 is: 12,875.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.89 : 13,871.83 = 8,583.59 : x
  2. Step 2: Convert to fraction form
    9,247.89/13,871.83 = 8,583.59/x
  3. Step 3: Cross multiply
    9,247.89x = 13,871.83 × 8,583.59
  4. Step 4: Simplify right side
    9,247.89x = 119,070,010.45
  5. Step 5: Solve for x
    x = 119,070,010.45/9,247.89
  6. Step 6: Final answer
    x = 12,875.37

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1.5x scale

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.