Home / 10,069.72-13,892.65-6,238.35

Finding the Fourth Proportional to 10,069.72, 13,892.65 and 6,238.35

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Solution

The fourth proportional to 10,069.72, 13,892.65 and 6,238.35 is: 8,606.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,069.72 : 13,892.65 = 6,238.35 : x
  2. Step 2: Convert to fraction form
    10,069.72/13,892.65 = 6,238.35/x
  3. Step 3: Cross multiply
    10,069.72x = 13,892.65 × 6,238.35
  4. Step 4: Simplify right side
    10,069.72x = 86,667,197.53
  5. Step 5: Solve for x
    x = 86,667,197.53/10,069.72
  6. Step 6: Final answer
    x = 8,606.72

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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.