Home / 8,373.80-11,559.62-6,384.52

Finding the Fourth Proportional to 8,373.80, 11,559.62 and 6,384.52

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Solution

The fourth proportional to 8,373.80, 11,559.62 and 6,384.52 is: 8,813.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.80 : 11,559.62 = 6,384.52 : x
  2. Step 2: Convert to fraction form
    8,373.80/11,559.62 = 6,384.52/x
  3. Step 3: Cross multiply
    8,373.80x = 11,559.62 × 6,384.52
  4. Step 4: Simplify right side
    8,373.80x = 73,802,625.08
  5. Step 5: Solve for x
    x = 73,802,625.08/8,373.80
  6. Step 6: Final answer
    x = 8,813.52

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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.