Home / 2,350.16-3,240.16-1,509.36

Finding the Fourth Proportional to 2,350.16, 3,240.16 and 1,509.36

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Solution

The fourth proportional to 2,350.16, 3,240.16 and 1,509.36 is: 2,080.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.16 : 3,240.16 = 1,509.36 : x
  2. Step 2: Convert to fraction form
    2,350.16/3,240.16 = 1,509.36/x
  3. Step 3: Cross multiply
    2,350.16x = 3,240.16 × 1,509.36
  4. Step 4: Simplify right side
    2,350.16x = 4,890,567.90
  5. Step 5: Solve for x
    x = 4,890,567.90/2,350.16
  6. Step 6: Final answer
    x = 2,080.95

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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.