Home / 10,770.40-16,153.68-2,977.44

Finding the Fourth Proportional to 10,770.40, 16,153.68 and 2,977.44

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Solution

The fourth proportional to 10,770.40, 16,153.68 and 2,977.44 is: 4,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770.40 : 16,153.68 = 2,977.44 : x
  2. Step 2: Convert to fraction form
    10,770.40/16,153.68 = 2,977.44/x
  3. Step 3: Cross multiply
    10,770.40x = 16,153.68 × 2,977.44
  4. Step 4: Simplify right side
    10,770.40x = 48,096,612.98
  5. Step 5: Solve for x
    x = 48,096,612.98/10,770.40
  6. Step 6: Final answer
    x = 4,465.63

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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.