Home / 3,152.55-4,350.96-1,808.58

Finding the Fourth Proportional to 3,152.55, 4,350.96 and 1,808.58

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Solution

The fourth proportional to 3,152.55, 4,350.96 and 1,808.58 is: 2,496.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.55 : 4,350.96 = 1,808.58 : x
  2. Step 2: Convert to fraction form
    3,152.55/4,350.96 = 1,808.58/x
  3. Step 3: Cross multiply
    3,152.55x = 4,350.96 × 1,808.58
  4. Step 4: Simplify right side
    3,152.55x = 7,869,059.24
  5. Step 5: Solve for x
    x = 7,869,059.24/3,152.55
  6. Step 6: Final answer
    x = 2,496.09

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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.