Home / 5,079.24-7,619.99-1,792.35

Finding the Fourth Proportional to 5,079.24, 7,619.99 and 1,792.35

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Solution

The fourth proportional to 5,079.24, 7,619.99 and 1,792.35 is: 2,688.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.24 : 7,619.99 = 1,792.35 : x
  2. Step 2: Convert to fraction form
    5,079.24/7,619.99 = 1,792.35/x
  3. Step 3: Cross multiply
    5,079.24x = 7,619.99 × 1,792.35
  4. Step 4: Simplify right side
    5,079.24x = 13,657,680.11
  5. Step 5: Solve for x
    x = 13,657,680.11/5,079.24
  6. Step 6: Final answer
    x = 2,688.92

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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.