Home / 7,384.82-10,190.80-4,399.11

Finding the Fourth Proportional to 7,384.82, 10,190.80 and 4,399.11

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Solution

The fourth proportional to 7,384.82, 10,190.80 and 4,399.11 is: 6,070.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.82 : 10,190.80 = 4,399.11 : x
  2. Step 2: Convert to fraction form
    7,384.82/10,190.80 = 4,399.11/x
  3. Step 3: Cross multiply
    7,384.82x = 10,190.80 × 4,399.11
  4. Step 4: Simplify right side
    7,384.82x = 44,830,450.19
  5. Step 5: Solve for x
    x = 44,830,450.19/7,384.82
  6. Step 6: Final answer
    x = 6,070.62

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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.