Home / 6,837.13-9,435.95-4,186.30

Finding the Fourth Proportional to 6,837.13, 9,435.95 and 4,186.30

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Solution

The fourth proportional to 6,837.13, 9,435.95 and 4,186.30 is: 5,777.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.13 : 9,435.95 = 4,186.30 : x
  2. Step 2: Convert to fraction form
    6,837.13/9,435.95 = 4,186.30/x
  3. Step 3: Cross multiply
    6,837.13x = 9,435.95 × 4,186.30
  4. Step 4: Simplify right side
    6,837.13x = 39,501,717.49
  5. Step 5: Solve for x
    x = 39,501,717.49/6,837.13
  6. Step 6: Final answer
    x = 5,777.53

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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.