Home / 10,707.92-14,774.55-6,727.58

Finding the Fourth Proportional to 10,707.92, 14,774.55 and 6,727.58

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Solution

The fourth proportional to 10,707.92, 14,774.55 and 6,727.58 is: 9,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,707.92 : 14,774.55 = 6,727.58 : x
  2. Step 2: Convert to fraction form
    10,707.92/14,774.55 = 6,727.58/x
  3. Step 3: Cross multiply
    10,707.92x = 14,774.55 × 6,727.58
  4. Step 4: Simplify right side
    10,707.92x = 99,396,967.09
  5. Step 5: Solve for x
    x = 99,396,967.09/10,707.92
  6. Step 6: Final answer
    x = 9,282.57

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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.