Home / 6,784.13-10,173.76-5,326.13

Finding the Fourth Proportional to 6,784.13, 10,173.76 and 5,326.13

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Solution

The fourth proportional to 6,784.13, 10,173.76 and 5,326.13 is: 7,987.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.13 : 10,173.76 = 5,326.13 : x
  2. Step 2: Convert to fraction form
    6,784.13/10,173.76 = 5,326.13/x
  3. Step 3: Cross multiply
    6,784.13x = 10,173.76 × 5,326.13
  4. Step 4: Simplify right side
    6,784.13x = 54,186,768.35
  5. Step 5: Solve for x
    x = 54,186,768.35/6,784.13
  6. Step 6: Final answer
    x = 7,987.28

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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.