Home / 10,166.44-14,028.90-5,690.12

Finding the Fourth Proportional to 10,166.44, 14,028.90 and 5,690.12

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Solution

The fourth proportional to 10,166.44, 14,028.90 and 5,690.12 is: 7,851.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.44 : 14,028.90 = 5,690.12 : x
  2. Step 2: Convert to fraction form
    10,166.44/14,028.90 = 5,690.12/x
  3. Step 3: Cross multiply
    10,166.44x = 14,028.90 × 5,690.12
  4. Step 4: Simplify right side
    10,166.44x = 79,826,124.47
  5. Step 5: Solve for x
    x = 79,826,124.47/10,166.44
  6. Step 6: Final answer
    x = 7,851.93

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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.