Home / 5,180.04-7,766.98-2,216.32

Finding the Fourth Proportional to 5,180.04, 7,766.98 and 2,216.32

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Solution

The fourth proportional to 5,180.04, 7,766.98 and 2,216.32 is: 3,323.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.04 : 7,766.98 = 2,216.32 : x
  2. Step 2: Convert to fraction form
    5,180.04/7,766.98 = 2,216.32/x
  3. Step 3: Cross multiply
    5,180.04x = 7,766.98 × 2,216.32
  4. Step 4: Simplify right side
    5,180.04x = 17,214,113.11
  5. Step 5: Solve for x
    x = 17,214,113.11/5,180.04
  6. Step 6: Final answer
    x = 3,323.16

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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.