Home / 8,401.02-11,598.78-5,217.66

Finding the Fourth Proportional to 8,401.02, 11,598.78 and 5,217.66

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Solution

The fourth proportional to 8,401.02, 11,598.78 and 5,217.66 is: 7,203.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,401.02 : 11,598.78 = 5,217.66 : x
  2. Step 2: Convert to fraction form
    8,401.02/11,598.78 = 5,217.66/x
  3. Step 3: Cross multiply
    8,401.02x = 11,598.78 × 5,217.66
  4. Step 4: Simplify right side
    8,401.02x = 60,518,490.45
  5. Step 5: Solve for x
    x = 60,518,490.45/8,401.02
  6. Step 6: Final answer
    x = 7,203.71

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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.