Home / 11,219.10-15,483.04-6,183.32

Finding the Fourth Proportional to 11,219.10, 15,483.04 and 6,183.32

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Solution

The fourth proportional to 11,219.10, 15,483.04 and 6,183.32 is: 8,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.10 : 15,483.04 = 6,183.32 : x
  2. Step 2: Convert to fraction form
    11,219.10/15,483.04 = 6,183.32/x
  3. Step 3: Cross multiply
    11,219.10x = 15,483.04 × 6,183.32
  4. Step 4: Simplify right side
    11,219.10x = 95,736,498.02
  5. Step 5: Solve for x
    x = 95,736,498.02/11,219.10
  6. Step 6: Final answer
    x = 8,533.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.