Home / 3,655.08-5,485.05-1,707.44

Finding the Fourth Proportional to 3,655.08, 5,485.05 and 1,707.44

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Solution

The fourth proportional to 3,655.08, 5,485.05 and 1,707.44 is: 2,562.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.08 : 5,485.05 = 1,707.44 : x
  2. Step 2: Convert to fraction form
    3,655.08/5,485.05 = 1,707.44/x
  3. Step 3: Cross multiply
    3,655.08x = 5,485.05 × 1,707.44
  4. Step 4: Simplify right side
    3,655.08x = 9,365,366.35
  5. Step 5: Solve for x
    x = 9,365,366.35/3,655.08
  6. Step 6: Final answer
    x = 2,562.29

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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.