Home / 3,313.30-4,572.14-1,896.99

Finding the Fourth Proportional to 3,313.30, 4,572.14 and 1,896.99

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Solution

The fourth proportional to 3,313.30, 4,572.14 and 1,896.99 is: 2,617.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.30 : 4,572.14 = 1,896.99 : x
  2. Step 2: Convert to fraction form
    3,313.30/4,572.14 = 1,896.99/x
  3. Step 3: Cross multiply
    3,313.30x = 4,572.14 × 1,896.99
  4. Step 4: Simplify right side
    3,313.30x = 8,673,303.86
  5. Step 5: Solve for x
    x = 8,673,303.86/3,313.30
  6. Step 6: Final answer
    x = 2,617.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.