Home / 10,242.42-15,364.98-3,669.36

Finding the Fourth Proportional to 10,242.42, 15,364.98 and 3,669.36

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Solution

The fourth proportional to 10,242.42, 15,364.98 and 3,669.36 is: 5,504.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,242.42 : 15,364.98 = 3,669.36 : x
  2. Step 2: Convert to fraction form
    10,242.42/15,364.98 = 3,669.36/x
  3. Step 3: Cross multiply
    10,242.42x = 15,364.98 × 3,669.36
  4. Step 4: Simplify right side
    10,242.42x = 56,379,643.01
  5. Step 5: Solve for x
    x = 56,379,643.01/10,242.42
  6. Step 6: Final answer
    x = 5,504.52

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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.