Home / 2,160.56-3,242.45-1,606.56

Finding the Fourth Proportional to 2,160.56, 3,242.45 and 1,606.56

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Solution

The fourth proportional to 2,160.56, 3,242.45 and 1,606.56 is: 2,411.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160.56 : 3,242.45 = 1,606.56 : x
  2. Step 2: Convert to fraction form
    2,160.56/3,242.45 = 1,606.56/x
  3. Step 3: Cross multiply
    2,160.56x = 3,242.45 × 1,606.56
  4. Step 4: Simplify right side
    2,160.56x = 5,209,182.44
  5. Step 5: Solve for x
    x = 5,209,182.44/2,160.56
  6. Step 6: Final answer
    x = 2,411.03

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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.