Home / 10,777.26-14,872.30-6,530.84

Finding the Fourth Proportional to 10,777.26, 14,872.30 and 6,530.84

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Solution

The fourth proportional to 10,777.26, 14,872.30 and 6,530.84 is: 9,012.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.26 : 14,872.30 = 6,530.84 : x
  2. Step 2: Convert to fraction form
    10,777.26/14,872.30 = 6,530.84/x
  3. Step 3: Cross multiply
    10,777.26x = 14,872.30 × 6,530.84
  4. Step 4: Simplify right side
    10,777.26x = 97,128,611.73
  5. Step 5: Solve for x
    x = 97,128,611.73/10,777.26
  6. Step 6: Final answer
    x = 9,012.37

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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.