Home / 5,437.03-8,155.48-1,739.21

Finding the Fourth Proportional to 5,437.03, 8,155.48 and 1,739.21

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Solution

The fourth proportional to 5,437.03, 8,155.48 and 1,739.21 is: 2,608.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.03 : 8,155.48 = 1,739.21 : x
  2. Step 2: Convert to fraction form
    5,437.03/8,155.48 = 1,739.21/x
  3. Step 3: Cross multiply
    5,437.03x = 8,155.48 × 1,739.21
  4. Step 4: Simplify right side
    5,437.03x = 14,184,092.37
  5. Step 5: Solve for x
    x = 14,184,092.37/5,437.03
  6. Step 6: Final answer
    x = 2,608.79

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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.