Home / 9,214.16-12,705.50-6,224.81

Finding the Fourth Proportional to 9,214.16, 12,705.50 and 6,224.81

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Solution

The fourth proportional to 9,214.16, 12,705.50 and 6,224.81 is: 8,583.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.16 : 12,705.50 = 6,224.81 : x
  2. Step 2: Convert to fraction form
    9,214.16/12,705.50 = 6,224.81/x
  3. Step 3: Cross multiply
    9,214.16x = 12,705.50 × 6,224.81
  4. Step 4: Simplify right side
    9,214.16x = 79,089,228.80
  5. Step 5: Solve for x
    x = 79,089,228.80/9,214.16
  6. Step 6: Final answer
    x = 8,583.44

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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.