Home / 10,011.64-13,817.07-5,535.73

Finding the Fourth Proportional to 10,011.64, 13,817.07 and 5,535.73

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Solution

The fourth proportional to 10,011.64, 13,817.07 and 5,535.73 is: 7,639.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.64 : 13,817.07 = 5,535.73 : x
  2. Step 2: Convert to fraction form
    10,011.64/13,817.07 = 5,535.73/x
  3. Step 3: Cross multiply
    10,011.64x = 13,817.07 × 5,535.73
  4. Step 4: Simplify right side
    10,011.64x = 76,487,568.91
  5. Step 5: Solve for x
    x = 76,487,568.91/10,011.64
  6. Step 6: Final answer
    x = 7,639.86

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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.