Home / 6,538.63-9,814.97-2,645.59

Finding the Fourth Proportional to 6,538.63, 9,814.97 and 2,645.59

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Solution

The fourth proportional to 6,538.63, 9,814.97 and 2,645.59 is: 3,971.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538.63 : 9,814.97 = 2,645.59 : x
  2. Step 2: Convert to fraction form
    6,538.63/9,814.97 = 2,645.59/x
  3. Step 3: Cross multiply
    6,538.63x = 9,814.97 × 2,645.59
  4. Step 4: Simplify right side
    6,538.63x = 25,966,386.48
  5. Step 5: Solve for x
    x = 25,966,386.48/6,538.63
  6. Step 6: Final answer
    x = 3,971.23

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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.