Home / 7,829.68-11,727.96-5,352.88

Finding the Fourth Proportional to 7,829.68, 11,727.96 and 5,352.88

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Solution

The fourth proportional to 7,829.68, 11,727.96 and 5,352.88 is: 8,018.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.68 : 11,727.96 = 5,352.88 : x
  2. Step 2: Convert to fraction form
    7,829.68/11,727.96 = 5,352.88/x
  3. Step 3: Cross multiply
    7,829.68x = 11,727.96 × 5,352.88
  4. Step 4: Simplify right side
    7,829.68x = 62,778,362.52
  5. Step 5: Solve for x
    x = 62,778,362.52/7,829.68
  6. Step 6: Final answer
    x = 8,018.00

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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.