Home / 4,383.32-6,570.11-2,187.20

Finding the Fourth Proportional to 4,383.32, 6,570.11 and 2,187.20

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Solution

The fourth proportional to 4,383.32, 6,570.11 and 2,187.20 is: 3,278.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,383.32 : 6,570.11 = 2,187.20 : x
  2. Step 2: Convert to fraction form
    4,383.32/6,570.11 = 2,187.20/x
  3. Step 3: Cross multiply
    4,383.32x = 6,570.11 × 2,187.20
  4. Step 4: Simplify right side
    4,383.32x = 14,370,166.49
  5. Step 5: Solve for x
    x = 14,370,166.49/4,383.32
  6. Step 6: Final answer
    x = 3,278.38

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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.