Home / 6,240.36-9,359.52-2,080.40

Finding the Fourth Proportional to 6,240.36, 9,359.52 and 2,080.40

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Solution

The fourth proportional to 6,240.36, 9,359.52 and 2,080.40 is: 3,120.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.36 : 9,359.52 = 2,080.40 : x
  2. Step 2: Convert to fraction form
    6,240.36/9,359.52 = 2,080.40/x
  3. Step 3: Cross multiply
    6,240.36x = 9,359.52 × 2,080.40
  4. Step 4: Simplify right side
    6,240.36x = 19,471,574.01
  5. Step 5: Solve for x
    x = 19,471,574.01/6,240.36
  6. Step 6: Final answer
    x = 3,120.26

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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.