Home / 6,717.24-9,270.45-3,884.74

Finding the Fourth Proportional to 6,717.24, 9,270.45 and 3,884.74

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Solution

The fourth proportional to 6,717.24, 9,270.45 and 3,884.74 is: 5,361.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.24 : 9,270.45 = 3,884.74 : x
  2. Step 2: Convert to fraction form
    6,717.24/9,270.45 = 3,884.74/x
  3. Step 3: Cross multiply
    6,717.24x = 9,270.45 × 3,884.74
  4. Step 4: Simplify right side
    6,717.24x = 36,013,264.76
  5. Step 5: Solve for x
    x = 36,013,264.76/6,717.24
  6. Step 6: Final answer
    x = 5,361.32

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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.