Home / 11,737.08-17,605.35-5,159.34

Finding the Fourth Proportional to 11,737.08, 17,605.35 and 5,159.34

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Solution

The fourth proportional to 11,737.08, 17,605.35 and 5,159.34 is: 7,738.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,737.08 : 17,605.35 = 5,159.34 : x
  2. Step 2: Convert to fraction form
    11,737.08/17,605.35 = 5,159.34/x
  3. Step 3: Cross multiply
    11,737.08x = 17,605.35 × 5,159.34
  4. Step 4: Simplify right side
    11,737.08x = 90,831,986.47
  5. Step 5: Solve for x
    x = 90,831,986.47/11,737.08
  6. Step 6: Final answer
    x = 7,738.89

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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.