Home / 7,256.68-10,014.14-4,112.90

Finding the Fourth Proportional to 7,256.68, 10,014.14 and 4,112.90

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Solution

The fourth proportional to 7,256.68, 10,014.14 and 4,112.90 is: 5,675.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.68 : 10,014.14 = 4,112.90 : x
  2. Step 2: Convert to fraction form
    7,256.68/10,014.14 = 4,112.90/x
  3. Step 3: Cross multiply
    7,256.68x = 10,014.14 × 4,112.90
  4. Step 4: Simplify right side
    7,256.68x = 41,187,156.41
  5. Step 5: Solve for x
    x = 41,187,156.41/7,256.68
  6. Step 6: Final answer
    x = 5,675.76

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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.