Home / 7,683.08-11,507.77-6,351.75

Finding the Fourth Proportional to 7,683.08, 11,507.77 and 6,351.75

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Solution

The fourth proportional to 7,683.08, 11,507.77 and 6,351.75 is: 9,513.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.08 : 11,507.77 = 6,351.75 : x
  2. Step 2: Convert to fraction form
    7,683.08/11,507.77 = 6,351.75/x
  3. Step 3: Cross multiply
    7,683.08x = 11,507.77 × 6,351.75
  4. Step 4: Simplify right side
    7,683.08x = 73,094,417.57
  5. Step 5: Solve for x
    x = 73,094,417.57/7,683.08
  6. Step 6: Final answer
    x = 9,513.68

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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.