Home / 5,558.39-8,344.09-4,389.18

Finding the Fourth Proportional to 5,558.39, 8,344.09 and 4,389.18

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Solution

The fourth proportional to 5,558.39, 8,344.09 and 4,389.18 is: 6,588.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.39 : 8,344.09 = 4,389.18 : x
  2. Step 2: Convert to fraction form
    5,558.39/8,344.09 = 4,389.18/x
  3. Step 3: Cross multiply
    5,558.39x = 8,344.09 × 4,389.18
  4. Step 4: Simplify right side
    5,558.39x = 36,623,712.95
  5. Step 5: Solve for x
    x = 36,623,712.95/5,558.39
  6. Step 6: Final answer
    x = 6,588.91

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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.