Home / 6,911.17-9,537.65-3,767.47

Finding the Fourth Proportional to 6,911.17, 9,537.65 and 3,767.47

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Solution

The fourth proportional to 6,911.17, 9,537.65 and 3,767.47 is: 5,199.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.17 : 9,537.65 = 3,767.47 : x
  2. Step 2: Convert to fraction form
    6,911.17/9,537.65 = 3,767.47/x
  3. Step 3: Cross multiply
    6,911.17x = 9,537.65 × 3,767.47
  4. Step 4: Simplify right side
    6,911.17x = 35,932,810.25
  5. Step 5: Solve for x
    x = 35,932,810.25/6,911.17
  6. Step 6: Final answer
    x = 5,199.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.