Home / 8,717.49-12,033.63-5,361.66

Finding the Fourth Proportional to 8,717.49, 12,033.63 and 5,361.66

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Solution

The fourth proportional to 8,717.49, 12,033.63 and 5,361.66 is: 7,401.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.49 : 12,033.63 = 5,361.66 : x
  2. Step 2: Convert to fraction form
    8,717.49/12,033.63 = 5,361.66/x
  3. Step 3: Cross multiply
    8,717.49x = 12,033.63 × 5,361.66
  4. Step 4: Simplify right side
    8,717.49x = 64,520,232.63
  5. Step 5: Solve for x
    x = 64,520,232.63/8,717.49
  6. Step 6: Final answer
    x = 7,401.24

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1.5x scale

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.