Home / 4,080.02-6,116.92-1,305.11

Finding the Fourth Proportional to 4,080.02, 6,116.92 and 1,305.11

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Solution

The fourth proportional to 4,080.02, 6,116.92 and 1,305.11 is: 1,956.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.02 : 6,116.92 = 1,305.11 : x
  2. Step 2: Convert to fraction form
    4,080.02/6,116.92 = 1,305.11/x
  3. Step 3: Cross multiply
    4,080.02x = 6,116.92 × 1,305.11
  4. Step 4: Simplify right side
    4,080.02x = 7,983,265.49
  5. Step 5: Solve for x
    x = 7,983,265.49/4,080.02
  6. Step 6: Final answer
    x = 1,956.67

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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.