Home / 7,384.20-10,190.27-4,026.98

Finding the Fourth Proportional to 7,384.20, 10,190.27 and 4,026.98

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Solution

The fourth proportional to 7,384.20, 10,190.27 and 4,026.98 is: 5,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.20 : 10,190.27 = 4,026.98 : x
  2. Step 2: Convert to fraction form
    7,384.20/10,190.27 = 4,026.98/x
  3. Step 3: Cross multiply
    7,384.20x = 10,190.27 × 4,026.98
  4. Step 4: Simplify right side
    7,384.20x = 41,036,013.48
  5. Step 5: Solve for x
    x = 41,036,013.48/7,384.20
  6. Step 6: Final answer
    x = 5,557.27

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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.