Home / 9,011.10-13,518.17-2,770.93

Finding the Fourth Proportional to 9,011.10, 13,518.17 and 2,770.93

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Solution

The fourth proportional to 9,011.10, 13,518.17 and 2,770.93 is: 4,156.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.10 : 13,518.17 = 2,770.93 : x
  2. Step 2: Convert to fraction form
    9,011.10/13,518.17 = 2,770.93/x
  3. Step 3: Cross multiply
    9,011.10x = 13,518.17 × 2,770.93
  4. Step 4: Simplify right side
    9,011.10x = 37,457,902.80
  5. Step 5: Solve for x
    x = 37,457,902.80/9,011.10
  6. Step 6: Final answer
    x = 4,156.86

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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.