Home / 7,384.30-10,192.44-4,199.31

Finding the Fourth Proportional to 7,384.30, 10,192.44 and 4,199.31

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Solution

The fourth proportional to 7,384.30, 10,192.44 and 4,199.31 is: 5,796.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.30 : 10,192.44 = 4,199.31 : x
  2. Step 2: Convert to fraction form
    7,384.30/10,192.44 = 4,199.31/x
  3. Step 3: Cross multiply
    7,384.30x = 10,192.44 × 4,199.31
  4. Step 4: Simplify right side
    7,384.30x = 42,801,237.96
  5. Step 5: Solve for x
    x = 42,801,237.96/7,384.30
  6. Step 6: Final answer
    x = 5,796.25

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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.