Home / 4,171.55-5,756.41-2,403.30

Finding the Fourth Proportional to 4,171.55, 5,756.41 and 2,403.30

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Solution

The fourth proportional to 4,171.55, 5,756.41 and 2,403.30 is: 3,316.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.55 : 5,756.41 = 2,403.30 : x
  2. Step 2: Convert to fraction form
    4,171.55/5,756.41 = 2,403.30/x
  3. Step 3: Cross multiply
    4,171.55x = 5,756.41 × 2,403.30
  4. Step 4: Simplify right side
    4,171.55x = 13,834,345.36
  5. Step 5: Solve for x
    x = 13,834,345.36/4,171.55
  6. Step 6: Final answer
    x = 3,316.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.