Home / 5,001.26-7,502.69-1,538.51

Finding the Fourth Proportional to 5,001.26, 7,502.69 and 1,538.51

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Solution

The fourth proportional to 5,001.26, 7,502.69 and 1,538.51 is: 2,308.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.26 : 7,502.69 = 1,538.51 : x
  2. Step 2: Convert to fraction form
    5,001.26/7,502.69 = 1,538.51/x
  3. Step 3: Cross multiply
    5,001.26x = 7,502.69 × 1,538.51
  4. Step 4: Simplify right side
    5,001.26x = 11,542,929.92
  5. Step 5: Solve for x
    x = 11,542,929.92/5,001.26
  6. Step 6: Final answer
    x = 2,308.01

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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.