Home / 10,770.86-16,157.45-4,531.51

Finding the Fourth Proportional to 10,770.86, 16,157.45 and 4,531.51

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Solution

The fourth proportional to 10,770.86, 16,157.45 and 4,531.51 is: 6,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770.86 : 16,157.45 = 4,531.51 : x
  2. Step 2: Convert to fraction form
    10,770.86/16,157.45 = 4,531.51/x
  3. Step 3: Cross multiply
    10,770.86x = 16,157.45 × 4,531.51
  4. Step 4: Simplify right side
    10,770.86x = 73,217,594.53
  5. Step 5: Solve for x
    x = 73,217,594.53/10,770.86
  6. Step 6: Final answer
    x = 6,797.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.