Home / 5,513.42-8,270.40-1,617.50

Finding the Fourth Proportional to 5,513.42, 8,270.40 and 1,617.50

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Solution

The fourth proportional to 5,513.42, 8,270.40 and 1,617.50 is: 2,426.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.42 : 8,270.40 = 1,617.50 : x
  2. Step 2: Convert to fraction form
    5,513.42/8,270.40 = 1,617.50/x
  3. Step 3: Cross multiply
    5,513.42x = 8,270.40 × 1,617.50
  4. Step 4: Simplify right side
    5,513.42x = 13,377,372
  5. Step 5: Solve for x
    x = 13,377,372/5,513.42
  6. Step 6: Final answer
    x = 2,426.33

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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.