Home / 6,688.94-9,230.92-3,705.04

Finding the Fourth Proportional to 6,688.94, 9,230.92 and 3,705.04

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Solution

The fourth proportional to 6,688.94, 9,230.92 and 3,705.04 is: 5,113.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.94 : 9,230.92 = 3,705.04 : x
  2. Step 2: Convert to fraction form
    6,688.94/9,230.92 = 3,705.04/x
  3. Step 3: Cross multiply
    6,688.94x = 9,230.92 × 3,705.04
  4. Step 4: Simplify right side
    6,688.94x = 34,200,927.84
  5. Step 5: Solve for x
    x = 34,200,927.84/6,688.94
  6. Step 6: Final answer
    x = 5,113.06

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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.