Home / 3,275.56-4,905.96-1,885.60

Finding the Fourth Proportional to 3,275.56, 4,905.96 and 1,885.60

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Solution

The fourth proportional to 3,275.56, 4,905.96 and 1,885.60 is: 2,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.56 : 4,905.96 = 1,885.60 : x
  2. Step 2: Convert to fraction form
    3,275.56/4,905.96 = 1,885.60/x
  3. Step 3: Cross multiply
    3,275.56x = 4,905.96 × 1,885.60
  4. Step 4: Simplify right side
    3,275.56x = 9,250,678.18
  5. Step 5: Solve for x
    x = 9,250,678.18/3,275.56
  6. Step 6: Final answer
    x = 2,824.15

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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.