Home / 7,401.05-11,102.14-2,470.69

Finding the Fourth Proportional to 7,401.05, 11,102.14 and 2,470.69

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Solution

The fourth proportional to 7,401.05, 11,102.14 and 2,470.69 is: 3,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401.05 : 11,102.14 = 2,470.69 : x
  2. Step 2: Convert to fraction form
    7,401.05/11,102.14 = 2,470.69/x
  3. Step 3: Cross multiply
    7,401.05x = 11,102.14 × 2,470.69
  4. Step 4: Simplify right side
    7,401.05x = 27,429,946.28
  5. Step 5: Solve for x
    x = 27,429,946.28/7,401.05
  6. Step 6: Final answer
    x = 3,706.22

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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.