Home / 7,254.05-10,010.99-4,068.36

Finding the Fourth Proportional to 7,254.05, 10,010.99 and 4,068.36

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Solution

The fourth proportional to 7,254.05, 10,010.99 and 4,068.36 is: 5,614.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.05 : 10,010.99 = 4,068.36 : x
  2. Step 2: Convert to fraction form
    7,254.05/10,010.99 = 4,068.36/x
  3. Step 3: Cross multiply
    7,254.05x = 10,010.99 × 4,068.36
  4. Step 4: Simplify right side
    7,254.05x = 40,728,311.28
  5. Step 5: Solve for x
    x = 40,728,311.28/7,254.05
  6. Step 6: Final answer
    x = 5,614.57

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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.