Home / 4,420.74-6,631.11-1,133.83

Finding the Fourth Proportional to 4,420.74, 6,631.11 and 1,133.83

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Solution

The fourth proportional to 4,420.74, 6,631.11 and 1,133.83 is: 1,700.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.74 : 6,631.11 = 1,133.83 : x
  2. Step 2: Convert to fraction form
    4,420.74/6,631.11 = 1,133.83/x
  3. Step 3: Cross multiply
    4,420.74x = 6,631.11 × 1,133.83
  4. Step 4: Simplify right side
    4,420.74x = 7,518,577.84
  5. Step 5: Solve for x
    x = 7,518,577.84/4,420.74
  6. Step 6: Final answer
    x = 1,700.75

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Similar ratio
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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.