Home / 5,079.96-7,618.97-1,792.67

Finding the Fourth Proportional to 5,079.96, 7,618.97 and 1,792.67

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Solution

The fourth proportional to 5,079.96, 7,618.97 and 1,792.67 is: 2,688.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.96 : 7,618.97 = 1,792.67 : x
  2. Step 2: Convert to fraction form
    5,079.96/7,618.97 = 1,792.67/x
  3. Step 3: Cross multiply
    5,079.96x = 7,618.97 × 1,792.67
  4. Step 4: Simplify right side
    5,079.96x = 13,658,322.48
  5. Step 5: Solve for x
    x = 13,658,322.48/5,079.96
  6. Step 6: Final answer
    x = 2,688.67

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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.