Home / 10,156.22-14,015.14-5,907.12

Finding the Fourth Proportional to 10,156.22, 14,015.14 and 5,907.12

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Solution

The fourth proportional to 10,156.22, 14,015.14 and 5,907.12 is: 8,151.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,156.22 : 14,015.14 = 5,907.12 : x
  2. Step 2: Convert to fraction form
    10,156.22/14,015.14 = 5,907.12/x
  3. Step 3: Cross multiply
    10,156.22x = 14,015.14 × 5,907.12
  4. Step 4: Simplify right side
    10,156.22x = 82,789,113.80
  5. Step 5: Solve for x
    x = 82,789,113.80/10,156.22
  6. Step 6: Final answer
    x = 8,151.57

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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.