Home / 10,359.80-15,538.08-5,682.11

Finding the Fourth Proportional to 10,359.80, 15,538.08 and 5,682.11

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Solution

The fourth proportional to 10,359.80, 15,538.08 and 5,682.11 is: 8,522.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.80 : 15,538.08 = 5,682.11 : x
  2. Step 2: Convert to fraction form
    10,359.80/15,538.08 = 5,682.11/x
  3. Step 3: Cross multiply
    10,359.80x = 15,538.08 × 5,682.11
  4. Step 4: Simplify right side
    10,359.80x = 88,289,002.06
  5. Step 5: Solve for x
    x = 88,289,002.06/10,359.80
  6. Step 6: Final answer
    x = 8,522.27

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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.