Home / 8,683.83-11,983.68-4,705.02

Finding the Fourth Proportional to 8,683.83, 11,983.68 and 4,705.02

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Solution

The fourth proportional to 8,683.83, 11,983.68 and 4,705.02 is: 6,492.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,683.83 : 11,983.68 = 4,705.02 : x
  2. Step 2: Convert to fraction form
    8,683.83/11,983.68 = 4,705.02/x
  3. Step 3: Cross multiply
    8,683.83x = 11,983.68 × 4,705.02
  4. Step 4: Simplify right side
    8,683.83x = 56,383,454.07
  5. Step 5: Solve for x
    x = 56,383,454.07/8,683.83
  6. Step 6: Final answer
    x = 6,492.92

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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.