Home / 2,090.32-3,136.00-1,475.23

Finding the Fourth Proportional to 2,090.32, 3,136.00 and 1,475.23

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Solution

The fourth proportional to 2,090.32, 3,136.00 and 1,475.23 is: 2,213.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.32 : 3,136.00 = 1,475.23 : x
  2. Step 2: Convert to fraction form
    2,090.32/3,136.00 = 1,475.23/x
  3. Step 3: Cross multiply
    2,090.32x = 3,136.00 × 1,475.23
  4. Step 4: Simplify right side
    2,090.32x = 4,626,318.40
  5. Step 5: Solve for x
    x = 4,626,318.40/2,090.32
  6. Step 6: Final answer
    x = 2,213.21

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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.