Home / 7,544.45-10,411.35-4,187.27

Finding the Fourth Proportional to 7,544.45, 10,411.35 and 4,187.27

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Solution

The fourth proportional to 7,544.45, 10,411.35 and 4,187.27 is: 5,778.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,544.45 : 10,411.35 = 4,187.27 : x
  2. Step 2: Convert to fraction form
    7,544.45/10,411.35 = 4,187.27/x
  3. Step 3: Cross multiply
    7,544.45x = 10,411.35 × 4,187.27
  4. Step 4: Simplify right side
    7,544.45x = 43,595,085.28
  5. Step 5: Solve for x
    x = 43,595,085.28/7,544.45
  6. Step 6: Final answer
    x = 5,778.43

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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.