Home / 7,812.18-10,754.37-6,040.44

Finding the Fourth Proportional to 7,812.18, 10,754.37 and 6,040.44

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Solution

The fourth proportional to 7,812.18, 10,754.37 and 6,040.44 is: 8,315.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812.18 : 10,754.37 = 6,040.44 : x
  2. Step 2: Convert to fraction form
    7,812.18/10,754.37 = 6,040.44/x
  3. Step 3: Cross multiply
    7,812.18x = 10,754.37 × 6,040.44
  4. Step 4: Simplify right side
    7,812.18x = 64,961,126.72
  5. Step 5: Solve for x
    x = 64,961,126.72/7,812.18
  6. Step 6: Final answer
    x = 8,315.36

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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.