Home / 7,496.22-10,344.64-4,139.02

Finding the Fourth Proportional to 7,496.22, 10,344.64 and 4,139.02

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Solution

The fourth proportional to 7,496.22, 10,344.64 and 4,139.02 is: 5,711.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,496.22 : 10,344.64 = 4,139.02 : x
  2. Step 2: Convert to fraction form
    7,496.22/10,344.64 = 4,139.02/x
  3. Step 3: Cross multiply
    7,496.22x = 10,344.64 × 4,139.02
  4. Step 4: Simplify right side
    7,496.22x = 42,816,671.85
  5. Step 5: Solve for x
    x = 42,816,671.85/7,496.22
  6. Step 6: Final answer
    x = 5,711.77

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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.