Home / 5,605.80-8,437.20-4,226.10

Finding the Fourth Proportional to 5,605.80, 8,437.20 and 4,226.10

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Solution

The fourth proportional to 5,605.80, 8,437.20 and 4,226.10 is: 6,360.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.80 : 8,437.20 = 4,226.10 : x
  2. Step 2: Convert to fraction form
    5,605.80/8,437.20 = 4,226.10/x
  3. Step 3: Cross multiply
    5,605.80x = 8,437.20 × 4,226.10
  4. Step 4: Simplify right side
    5,605.80x = 35,656,450.92
  5. Step 5: Solve for x
    x = 35,656,450.92/5,605.80
  6. Step 6: Final answer
    x = 6,360.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.