Home / 3,235.32-4,852.89-1,385.51

Finding the Fourth Proportional to 3,235.32, 4,852.89 and 1,385.51

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Solution

The fourth proportional to 3,235.32, 4,852.89 and 1,385.51 is: 2,078.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.32 : 4,852.89 = 1,385.51 : x
  2. Step 2: Convert to fraction form
    3,235.32/4,852.89 = 1,385.51/x
  3. Step 3: Cross multiply
    3,235.32x = 4,852.89 × 1,385.51
  4. Step 4: Simplify right side
    3,235.32x = 6,723,703.36
  5. Step 5: Solve for x
    x = 6,723,703.36/3,235.32
  6. Step 6: Final answer
    x = 2,078.22

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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.