Home / 4,389.72-6,574.06-3,200.58

Finding the Fourth Proportional to 4,389.72, 6,574.06 and 3,200.58

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Solution

The fourth proportional to 4,389.72, 6,574.06 and 3,200.58 is: 4,793.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.72 : 6,574.06 = 3,200.58 : x
  2. Step 2: Convert to fraction form
    4,389.72/6,574.06 = 3,200.58/x
  3. Step 3: Cross multiply
    4,389.72x = 6,574.06 × 3,200.58
  4. Step 4: Simplify right side
    4,389.72x = 21,040,804.95
  5. Step 5: Solve for x
    x = 21,040,804.95/4,389.72
  6. Step 6: Final answer
    x = 4,793.20

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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.