Home / 11,510.55-17,263.32-4,115.52

Finding the Fourth Proportional to 11,510.55, 17,263.32 and 4,115.52

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Solution

The fourth proportional to 11,510.55, 17,263.32 and 4,115.52 is: 6,172.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,510.55 : 17,263.32 = 4,115.52 : x
  2. Step 2: Convert to fraction form
    11,510.55/17,263.32 = 4,115.52/x
  3. Step 3: Cross multiply
    11,510.55x = 17,263.32 × 4,115.52
  4. Step 4: Simplify right side
    11,510.55x = 71,047,538.73
  5. Step 5: Solve for x
    x = 71,047,538.73/11,510.55
  6. Step 6: Final answer
    x = 6,172.38

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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.