Home / 5,530.12-8,295.18-1,637.26

Finding the Fourth Proportional to 5,530.12, 8,295.18 and 1,637.26

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Solution

The fourth proportional to 5,530.12, 8,295.18 and 1,637.26 is: 2,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.12 : 8,295.18 = 1,637.26 : x
  2. Step 2: Convert to fraction form
    5,530.12/8,295.18 = 1,637.26/x
  3. Step 3: Cross multiply
    5,530.12x = 8,295.18 × 1,637.26
  4. Step 4: Simplify right side
    5,530.12x = 13,581,366.41
  5. Step 5: Solve for x
    x = 13,581,366.41/5,530.12
  6. Step 6: Final answer
    x = 2,455.89

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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.