Home / 10,036.72-13,866.42-6,909.58

Finding the Fourth Proportional to 10,036.72, 13,866.42 and 6,909.58

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Solution

The fourth proportional to 10,036.72, 13,866.42 and 6,909.58 is: 9,546.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,036.72 : 13,866.42 = 6,909.58 : x
  2. Step 2: Convert to fraction form
    10,036.72/13,866.42 = 6,909.58/x
  3. Step 3: Cross multiply
    10,036.72x = 13,866.42 × 6,909.58
  4. Step 4: Simplify right side
    10,036.72x = 95,811,138.30
  5. Step 5: Solve for x
    x = 95,811,138.30/10,036.72
  6. Step 6: Final answer
    x = 9,546.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.