Home / 6,380.56-8,802.67-4,705.99

Finding the Fourth Proportional to 6,380.56, 8,802.67 and 4,705.99

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Solution

The fourth proportional to 6,380.56, 8,802.67 and 4,705.99 is: 6,492.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,380.56 : 8,802.67 = 4,705.99 : x
  2. Step 2: Convert to fraction form
    6,380.56/8,802.67 = 4,705.99/x
  3. Step 3: Cross multiply
    6,380.56x = 8,802.67 × 4,705.99
  4. Step 4: Simplify right side
    6,380.56x = 41,425,276.99
  5. Step 5: Solve for x
    x = 41,425,276.99/6,380.56
  6. Step 6: Final answer
    x = 6,492.42

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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.