Home / 7,384.46-11,076.89-1,837.58

Finding the Fourth Proportional to 7,384.46, 11,076.89 and 1,837.58

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Solution

The fourth proportional to 7,384.46, 11,076.89 and 1,837.58 is: 2,756.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.46 : 11,076.89 = 1,837.58 : x
  2. Step 2: Convert to fraction form
    7,384.46/11,076.89 = 1,837.58/x
  3. Step 3: Cross multiply
    7,384.46x = 11,076.89 × 1,837.58
  4. Step 4: Simplify right side
    7,384.46x = 20,354,606.95
  5. Step 5: Solve for x
    x = 20,354,606.95/7,384.46
  6. Step 6: Final answer
    x = 2,756.41

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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.