Home / 7,125.83-10,688.93-3,376.73

Finding the Fourth Proportional to 7,125.83, 10,688.93 and 3,376.73

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Solution

The fourth proportional to 7,125.83, 10,688.93 and 3,376.73 is: 5,065.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.83 : 10,688.93 = 3,376.73 : x
  2. Step 2: Convert to fraction form
    7,125.83/10,688.93 = 3,376.73/x
  3. Step 3: Cross multiply
    7,125.83x = 10,688.93 × 3,376.73
  4. Step 4: Simplify right side
    7,125.83x = 36,093,586.99
  5. Step 5: Solve for x
    x = 36,093,586.99/7,125.83
  6. Step 6: Final answer
    x = 5,065.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.