Home / 7,544.46-10,411.40-4,187.49

Finding the Fourth Proportional to 7,544.46, 10,411.40 and 4,187.49

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Solution

The fourth proportional to 7,544.46, 10,411.40 and 4,187.49 is: 5,778.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,544.46 : 10,411.40 = 4,187.49 : x
  2. Step 2: Convert to fraction form
    7,544.46/10,411.40 = 4,187.49/x
  3. Step 3: Cross multiply
    7,544.46x = 10,411.40 × 4,187.49
  4. Step 4: Simplify right side
    7,544.46x = 43,597,612.45
  5. Step 5: Solve for x
    x = 43,597,612.45/7,544.46
  6. Step 6: Final answer
    x = 5,778.76

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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.