Home / 4,242.32-6,362.24-1,777.08

Finding the Fourth Proportional to 4,242.32, 6,362.24 and 1,777.08

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Solution

The fourth proportional to 4,242.32, 6,362.24 and 1,777.08 is: 2,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.32 : 6,362.24 = 1,777.08 : x
  2. Step 2: Convert to fraction form
    4,242.32/6,362.24 = 1,777.08/x
  3. Step 3: Cross multiply
    4,242.32x = 6,362.24 × 1,777.08
  4. Step 4: Simplify right side
    4,242.32x = 11,306,209.46
  5. Step 5: Solve for x
    x = 11,306,209.46/4,242.32
  6. Step 6: Final answer
    x = 2,665.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.