Home / 8,435.08-11,639.94-4,709.32

Finding the Fourth Proportional to 8,435.08, 11,639.94 and 4,709.32

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Solution

The fourth proportional to 8,435.08, 11,639.94 and 4,709.32 is: 6,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435.08 : 11,639.94 = 4,709.32 : x
  2. Step 2: Convert to fraction form
    8,435.08/11,639.94 = 4,709.32/x
  3. Step 3: Cross multiply
    8,435.08x = 11,639.94 × 4,709.32
  4. Step 4: Simplify right side
    8,435.08x = 54,816,202.24
  5. Step 5: Solve for x
    x = 54,816,202.24/8,435.08
  6. Step 6: Final answer
    x = 6,498.60

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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.