Home / 3,005.26-4,509.18-1,616.98

Finding the Fourth Proportional to 3,005.26, 4,509.18 and 1,616.98

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Solution

The fourth proportional to 3,005.26, 4,509.18 and 1,616.98 is: 2,426.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.26 : 4,509.18 = 1,616.98 : x
  2. Step 2: Convert to fraction form
    3,005.26/4,509.18 = 1,616.98/x
  3. Step 3: Cross multiply
    3,005.26x = 4,509.18 × 1,616.98
  4. Step 4: Simplify right side
    3,005.26x = 7,291,253.88
  5. Step 5: Solve for x
    x = 7,291,253.88/3,005.26
  6. Step 6: Final answer
    x = 2,426.16

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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.