Home / 3,330.10-4,997.58-1,140.67

Finding the Fourth Proportional to 3,330.10, 4,997.58 and 1,140.67

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Solution

The fourth proportional to 3,330.10, 4,997.58 and 1,140.67 is: 1,711.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.10 : 4,997.58 = 1,140.67 : x
  2. Step 2: Convert to fraction form
    3,330.10/4,997.58 = 1,140.67/x
  3. Step 3: Cross multiply
    3,330.10x = 4,997.58 × 1,140.67
  4. Step 4: Simplify right side
    3,330.10x = 5,700,589.58
  5. Step 5: Solve for x
    x = 5,700,589.58/3,330.10
  6. Step 6: Final answer
    x = 1,711.84

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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.