Home / 11,261.79-16,897.41-5,017.50

Finding the Fourth Proportional to 11,261.79, 16,897.41 and 5,017.50

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Solution

The fourth proportional to 11,261.79, 16,897.41 and 5,017.50 is: 7,528.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.79 : 16,897.41 = 5,017.50 : x
  2. Step 2: Convert to fraction form
    11,261.79/16,897.41 = 5,017.50/x
  3. Step 3: Cross multiply
    11,261.79x = 16,897.41 × 5,017.50
  4. Step 4: Simplify right side
    11,261.79x = 84,782,754.68
  5. Step 5: Solve for x
    x = 84,782,754.68/11,261.79
  6. Step 6: Final answer
    x = 7,528.36

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1.5x scale

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.