Home / 7,544.48-10,411.38-4,187.29

Finding the Fourth Proportional to 7,544.48, 10,411.38 and 4,187.29

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Solution

The fourth proportional to 7,544.48, 10,411.38 and 4,187.29 is: 5,778.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,544.48 : 10,411.38 = 4,187.29 : x
  2. Step 2: Convert to fraction form
    7,544.48/10,411.38 = 4,187.29/x
  3. Step 3: Cross multiply
    7,544.48x = 10,411.38 × 4,187.29
  4. Step 4: Simplify right side
    7,544.48x = 43,595,472.55
  5. Step 5: Solve for x
    x = 43,595,472.55/7,544.48
  6. Step 6: Final answer
    x = 5,778.46

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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.