Home / 8,683.30-11,980.95-4,906.27

Finding the Fourth Proportional to 8,683.30, 11,980.95 and 4,906.27

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Solution

The fourth proportional to 8,683.30, 11,980.95 and 4,906.27 is: 6,769.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,683.30 : 11,980.95 = 4,906.27 : x
  2. Step 2: Convert to fraction form
    8,683.30/11,980.95 = 4,906.27/x
  3. Step 3: Cross multiply
    8,683.30x = 11,980.95 × 4,906.27
  4. Step 4: Simplify right side
    8,683.30x = 58,781,715.65
  5. Step 5: Solve for x
    x = 58,781,715.65/8,683.30
  6. Step 6: Final answer
    x = 6,769.52

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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.