Home / 1,507.43-2,080.26-844.23

Finding the Fourth Proportional to 1,507.43, 2,080.26 and 844.23

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Solution

The fourth proportional to 1,507.43, 2,080.26 and 844.23 is: 1,165.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507.43 : 2,080.26 = 844.23 : x
  2. Step 2: Convert to fraction form
    1,507.43/2,080.26 = 844.23/x
  3. Step 3: Cross multiply
    1,507.43x = 2,080.26 × 844.23
  4. Step 4: Simplify right side
    1,507.43x = 1,756,213.68
  5. Step 5: Solve for x
    x = 1,756,213.68/1,507.43
  6. Step 6: Final answer
    x = 1,165.04

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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.