Home / 10,617.04-15,903.69-8,274.52

Finding the Fourth Proportional to 10,617.04, 15,903.69 and 8,274.52

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Solution

The fourth proportional to 10,617.04, 15,903.69 and 8,274.52 is: 12,394.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617.04 : 15,903.69 = 8,274.52 : x
  2. Step 2: Convert to fraction form
    10,617.04/15,903.69 = 8,274.52/x
  3. Step 3: Cross multiply
    10,617.04x = 15,903.69 × 8,274.52
  4. Step 4: Simplify right side
    10,617.04x = 131,595,400.98
  5. Step 5: Solve for x
    x = 131,595,400.98/10,617.04
  6. Step 6: Final answer
    x = 12,394.74

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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.