Home / 10,819.17-14,930.37-5,851.17

Finding the Fourth Proportional to 10,819.17, 14,930.37 and 5,851.17

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Solution

The fourth proportional to 10,819.17, 14,930.37 and 5,851.17 is: 8,074.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,819.17 : 14,930.37 = 5,851.17 : x
  2. Step 2: Convert to fraction form
    10,819.17/14,930.37 = 5,851.17/x
  3. Step 3: Cross multiply
    10,819.17x = 14,930.37 × 5,851.17
  4. Step 4: Simplify right side
    10,819.17x = 87,360,133.03
  5. Step 5: Solve for x
    x = 87,360,133.03/10,819.17
  6. Step 6: Final answer
    x = 8,074.57

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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.