Home / 12,504.78-17,252.85-7,199.46

Finding the Fourth Proportional to 12,504.78, 17,252.85 and 7,199.46

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Solution

The fourth proportional to 12,504.78, 17,252.85 and 7,199.46 is: 9,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504.78 : 17,252.85 = 7,199.46 : x
  2. Step 2: Convert to fraction form
    12,504.78/17,252.85 = 7,199.46/x
  3. Step 3: Cross multiply
    12,504.78x = 17,252.85 × 7,199.46
  4. Step 4: Simplify right side
    12,504.78x = 124,211,203.46
  5. Step 5: Solve for x
    x = 124,211,203.46/12,504.78
  6. Step 6: Final answer
    x = 9,933.10

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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.