Home / 6,124.83-9,178.97-4,389.63

Finding the Fourth Proportional to 6,124.83, 9,178.97 and 4,389.63

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Solution

The fourth proportional to 6,124.83, 9,178.97 and 4,389.63 is: 6,578.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.83 : 9,178.97 = 4,389.63 : x
  2. Step 2: Convert to fraction form
    6,124.83/9,178.97 = 4,389.63/x
  3. Step 3: Cross multiply
    6,124.83x = 9,178.97 × 4,389.63
  4. Step 4: Simplify right side
    6,124.83x = 40,292,260.13
  5. Step 5: Solve for x
    x = 40,292,260.13/6,124.83
  6. Step 6: Final answer
    x = 6,578.51

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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.