Home / 10,083.04-15,113.34-7,609.84

Finding the Fourth Proportional to 10,083.04, 15,113.34 and 7,609.84

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Solution

The fourth proportional to 10,083.04, 15,113.34 and 7,609.84 is: 11,406.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,083.04 : 15,113.34 = 7,609.84 : x
  2. Step 2: Convert to fraction form
    10,083.04/15,113.34 = 7,609.84/x
  3. Step 3: Cross multiply
    10,083.04x = 15,113.34 × 7,609.84
  4. Step 4: Simplify right side
    10,083.04x = 115,010,023.70
  5. Step 5: Solve for x
    x = 115,010,023.70/10,083.04
  6. Step 6: Final answer
    x = 11,406.29

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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.