Home / 10,581.13-14,568.63-8,984.62

Finding the Fourth Proportional to 10,581.13, 14,568.63 and 8,984.62

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Solution

The fourth proportional to 10,581.13, 14,568.63 and 8,984.62 is: 12,370.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,581.13 : 14,568.63 = 8,984.62 : x
  2. Step 2: Convert to fraction form
    10,581.13/14,568.63 = 8,984.62/x
  3. Step 3: Cross multiply
    10,581.13x = 14,568.63 × 8,984.62
  4. Step 4: Simplify right side
    10,581.13x = 130,893,604.47
  5. Step 5: Solve for x
    x = 130,893,604.47/10,581.13
  6. Step 6: Final answer
    x = 12,370.48

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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.