Home / 5,513.46-8,271.09-1,617.36

Finding the Fourth Proportional to 5,513.46, 8,271.09 and 1,617.36

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Solution

The fourth proportional to 5,513.46, 8,271.09 and 1,617.36 is: 2,426.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.46 : 8,271.09 = 1,617.36 : x
  2. Step 2: Convert to fraction form
    5,513.46/8,271.09 = 1,617.36/x
  3. Step 3: Cross multiply
    5,513.46x = 8,271.09 × 1,617.36
  4. Step 4: Simplify right side
    5,513.46x = 13,377,330.12
  5. Step 5: Solve for x
    x = 13,377,330.12/5,513.46
  6. Step 6: Final answer
    x = 2,426.30

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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.