Home / 7,829.36-10,777.56-6,833.06

Finding the Fourth Proportional to 7,829.36, 10,777.56 and 6,833.06

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Solution

The fourth proportional to 7,829.36, 10,777.56 and 6,833.06 is: 9,406.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.36 : 10,777.56 = 6,833.06 : x
  2. Step 2: Convert to fraction form
    7,829.36/10,777.56 = 6,833.06/x
  3. Step 3: Cross multiply
    7,829.36x = 10,777.56 × 6,833.06
  4. Step 4: Simplify right side
    7,829.36x = 73,643,714.13
  5. Step 5: Solve for x
    x = 73,643,714.13/7,829.36
  6. Step 6: Final answer
    x = 9,406.10

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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.