Home / 4,645.78-6,969.53-1,525.97

Finding the Fourth Proportional to 4,645.78, 6,969.53 and 1,525.97

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Solution

The fourth proportional to 4,645.78, 6,969.53 and 1,525.97 is: 2,289.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.78 : 6,969.53 = 1,525.97 : x
  2. Step 2: Convert to fraction form
    4,645.78/6,969.53 = 1,525.97/x
  3. Step 3: Cross multiply
    4,645.78x = 6,969.53 × 1,525.97
  4. Step 4: Simplify right side
    4,645.78x = 10,635,262.66
  5. Step 5: Solve for x
    x = 10,635,262.66/4,645.78
  6. Step 6: Final answer
    x = 2,289.23

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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.