Home / 7,383.17-10,188.49-4,025.91

Finding the Fourth Proportional to 7,383.17, 10,188.49 and 4,025.91

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Solution

The fourth proportional to 7,383.17, 10,188.49 and 4,025.91 is: 5,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.17 : 10,188.49 = 4,025.91 : x
  2. Step 2: Convert to fraction form
    7,383.17/10,188.49 = 4,025.91/x
  3. Step 3: Cross multiply
    7,383.17x = 10,188.49 × 4,025.91
  4. Step 4: Simplify right side
    7,383.17x = 41,017,943.78
  5. Step 5: Solve for x
    x = 41,017,943.78/7,383.17
  6. Step 6: Final answer
    x = 5,555.60

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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.