Home / 11,981.42-17,973.38-4,592.13

Finding the Fourth Proportional to 11,981.42, 17,973.38 and 4,592.13

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Solution

The fourth proportional to 11,981.42, 17,973.38 and 4,592.13 is: 6,888.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,981.42 : 17,973.38 = 4,592.13 : x
  2. Step 2: Convert to fraction form
    11,981.42/17,973.38 = 4,592.13/x
  3. Step 3: Cross multiply
    11,981.42x = 17,973.38 × 4,592.13
  4. Step 4: Simplify right side
    11,981.42x = 82,536,097.50
  5. Step 5: Solve for x
    x = 82,536,097.50/11,981.42
  6. Step 6: Final answer
    x = 6,888.67

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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.