Home / 5,317.04-7,981.35-3,098.28

Finding the Fourth Proportional to 5,317.04, 7,981.35 and 3,098.28

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Solution

The fourth proportional to 5,317.04, 7,981.35 and 3,098.28 is: 4,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.04 : 7,981.35 = 3,098.28 : x
  2. Step 2: Convert to fraction form
    5,317.04/7,981.35 = 3,098.28/x
  3. Step 3: Cross multiply
    5,317.04x = 7,981.35 × 3,098.28
  4. Step 4: Simplify right side
    5,317.04x = 24,728,441.59
  5. Step 5: Solve for x
    x = 24,728,441.59/5,317.04
  6. Step 6: Final answer
    x = 4,650.80

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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.