Home / 3,439.32-5,160.72-1,588.35

Finding the Fourth Proportional to 3,439.32, 5,160.72 and 1,588.35

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Solution

The fourth proportional to 3,439.32, 5,160.72 and 1,588.35 is: 2,383.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.32 : 5,160.72 = 1,588.35 : x
  2. Step 2: Convert to fraction form
    3,439.32/5,160.72 = 1,588.35/x
  3. Step 3: Cross multiply
    3,439.32x = 5,160.72 × 1,588.35
  4. Step 4: Simplify right side
    3,439.32x = 8,197,029.61
  5. Step 5: Solve for x
    x = 8,197,029.61/3,439.32
  6. Step 6: Final answer
    x = 2,383.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.