Home / 4,505.51-6,757.74-1,218.93

Finding the Fourth Proportional to 4,505.51, 6,757.74 and 1,218.93

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Solution

The fourth proportional to 4,505.51, 6,757.74 and 1,218.93 is: 1,828.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.51 : 6,757.74 = 1,218.93 : x
  2. Step 2: Convert to fraction form
    4,505.51/6,757.74 = 1,218.93/x
  3. Step 3: Cross multiply
    4,505.51x = 6,757.74 × 1,218.93
  4. Step 4: Simplify right side
    4,505.51x = 8,237,212.02
  5. Step 5: Solve for x
    x = 8,237,212.02/4,505.51
  6. Step 6: Final answer
    x = 1,828.25

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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.