Home / 3,303.30-4,558.40-1,811.18

Finding the Fourth Proportional to 3,303.30, 4,558.40 and 1,811.18

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Solution

The fourth proportional to 3,303.30, 4,558.40 and 1,811.18 is: 2,499.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.30 : 4,558.40 = 1,811.18 : x
  2. Step 2: Convert to fraction form
    3,303.30/4,558.40 = 1,811.18/x
  3. Step 3: Cross multiply
    3,303.30x = 4,558.40 × 1,811.18
  4. Step 4: Simplify right side
    3,303.30x = 8,256,082.91
  5. Step 5: Solve for x
    x = 8,256,082.91/3,303.30
  6. Step 6: Final answer
    x = 2,499.34

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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.