Home / 1,505.25-2,256.46-1,134.47

Finding the Fourth Proportional to 1,505.25, 2,256.46 and 1,134.47

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Solution

The fourth proportional to 1,505.25, 2,256.46 and 1,134.47 is: 1,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505.25 : 2,256.46 = 1,134.47 : x
  2. Step 2: Convert to fraction form
    1,505.25/2,256.46 = 1,134.47/x
  3. Step 3: Cross multiply
    1,505.25x = 2,256.46 × 1,134.47
  4. Step 4: Simplify right side
    1,505.25x = 2,559,888.98
  5. Step 5: Solve for x
    x = 2,559,888.98/1,505.25
  6. Step 6: Final answer
    x = 1,700.64

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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.