Home / 3,931.59-5,424.66-2,496.36

Finding the Fourth Proportional to 3,931.59, 5,424.66 and 2,496.36

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Solution

The fourth proportional to 3,931.59, 5,424.66 and 2,496.36 is: 3,444.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.59 : 5,424.66 = 2,496.36 : x
  2. Step 2: Convert to fraction form
    3,931.59/5,424.66 = 2,496.36/x
  3. Step 3: Cross multiply
    3,931.59x = 5,424.66 × 2,496.36
  4. Step 4: Simplify right side
    3,931.59x = 13,541,904.24
  5. Step 5: Solve for x
    x = 13,541,904.24/3,931.59
  6. Step 6: Final answer
    x = 3,444.38

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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.