Home / 8,923.07-13,384.91-4,240.66

Finding the Fourth Proportional to 8,923.07, 13,384.91 and 4,240.66

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Solution

The fourth proportional to 8,923.07, 13,384.91 and 4,240.66 is: 6,361.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.07 : 13,384.91 = 4,240.66 : x
  2. Step 2: Convert to fraction form
    8,923.07/13,384.91 = 4,240.66/x
  3. Step 3: Cross multiply
    8,923.07x = 13,384.91 × 4,240.66
  4. Step 4: Simplify right side
    8,923.07x = 56,760,852.44
  5. Step 5: Solve for x
    x = 56,760,852.44/8,923.07
  6. Step 6: Final answer
    x = 6,361.13

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1.5x scale

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.