Home / 4,152.88-5,730.96-2,660.32

Finding the Fourth Proportional to 4,152.88, 5,730.96 and 2,660.32

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Solution

The fourth proportional to 4,152.88, 5,730.96 and 2,660.32 is: 3,671.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.88 : 5,730.96 = 2,660.32 : x
  2. Step 2: Convert to fraction form
    4,152.88/5,730.96 = 2,660.32/x
  3. Step 3: Cross multiply
    4,152.88x = 5,730.96 × 2,660.32
  4. Step 4: Simplify right side
    4,152.88x = 15,246,187.51
  5. Step 5: Solve for x
    x = 15,246,187.51/4,152.88
  6. Step 6: Final answer
    x = 3,671.23

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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.