Home / 10,012.04-13,817.23-5,535.70

Finding the Fourth Proportional to 10,012.04, 13,817.23 and 5,535.70

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Solution

The fourth proportional to 10,012.04, 13,817.23 and 5,535.70 is: 7,639.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012.04 : 13,817.23 = 5,535.70 : x
  2. Step 2: Convert to fraction form
    10,012.04/13,817.23 = 5,535.70/x
  3. Step 3: Cross multiply
    10,012.04x = 13,817.23 × 5,535.70
  4. Step 4: Simplify right side
    10,012.04x = 76,488,040.11
  5. Step 5: Solve for x
    x = 76,488,040.11/10,012.04
  6. Step 6: Final answer
    x = 7,639.61

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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.