Home / 10,302.77-14,212.59-6,519.56

Finding the Fourth Proportional to 10,302.77, 14,212.59 and 6,519.56

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Solution

The fourth proportional to 10,302.77, 14,212.59 and 6,519.56 is: 8,993.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302.77 : 14,212.59 = 6,519.56 : x
  2. Step 2: Convert to fraction form
    10,302.77/14,212.59 = 6,519.56/x
  3. Step 3: Cross multiply
    10,302.77x = 14,212.59 × 6,519.56
  4. Step 4: Simplify right side
    10,302.77x = 92,659,833.26
  5. Step 5: Solve for x
    x = 92,659,833.26/10,302.77
  6. Step 6: Final answer
    x = 8,993.68

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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.