Home / 9,356.57-14,031.81-3,114.90

Finding the Fourth Proportional to 9,356.57, 14,031.81 and 3,114.90

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Solution

The fourth proportional to 9,356.57, 14,031.81 and 3,114.90 is: 4,671.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,356.57 : 14,031.81 = 3,114.90 : x
  2. Step 2: Convert to fraction form
    9,356.57/14,031.81 = 3,114.90/x
  3. Step 3: Cross multiply
    9,356.57x = 14,031.81 × 3,114.90
  4. Step 4: Simplify right side
    9,356.57x = 43,707,727.84
  5. Step 5: Solve for x
    x = 43,707,727.84/9,356.57
  6. Step 6: Final answer
    x = 4,671.34

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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.