Home / 10,701.42-14,764.36-6,221.51

Finding the Fourth Proportional to 10,701.42, 14,764.36 and 6,221.51

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Solution

The fourth proportional to 10,701.42, 14,764.36 and 6,221.51 is: 8,583.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,701.42 : 14,764.36 = 6,221.51 : x
  2. Step 2: Convert to fraction form
    10,701.42/14,764.36 = 6,221.51/x
  3. Step 3: Cross multiply
    10,701.42x = 14,764.36 × 6,221.51
  4. Step 4: Simplify right side
    10,701.42x = 91,856,591.04
  5. Step 5: Solve for x
    x = 91,856,591.04/10,701.42
  6. Step 6: Final answer
    x = 8,583.59

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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.