Home / 7,384.84-10,190.81-4,027.59

Finding the Fourth Proportional to 7,384.84, 10,190.81 and 4,027.59

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Solution

The fourth proportional to 7,384.84, 10,190.81 and 4,027.59 is: 5,557.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.84 : 10,190.81 = 4,027.59 : x
  2. Step 2: Convert to fraction form
    7,384.84/10,190.81 = 4,027.59/x
  3. Step 3: Cross multiply
    7,384.84x = 10,190.81 × 4,027.59
  4. Step 4: Simplify right side
    7,384.84x = 41,044,414.52
  5. Step 5: Solve for x
    x = 41,044,414.52/7,384.84
  6. Step 6: Final answer
    x = 5,557.93

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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.