Home / 5,203.59-7,806.47-1,740.75

Finding the Fourth Proportional to 5,203.59, 7,806.47 and 1,740.75

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Solution

The fourth proportional to 5,203.59, 7,806.47 and 1,740.75 is: 2,611.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.59 : 7,806.47 = 1,740.75 : x
  2. Step 2: Convert to fraction form
    5,203.59/7,806.47 = 1,740.75/x
  3. Step 3: Cross multiply
    5,203.59x = 7,806.47 × 1,740.75
  4. Step 4: Simplify right side
    5,203.59x = 13,589,103.95
  5. Step 5: Solve for x
    x = 13,589,103.95/5,203.59
  6. Step 6: Final answer
    x = 2,611.49

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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.