Home / 4,429.32-6,641.99-1,308.24

Finding the Fourth Proportional to 4,429.32, 6,641.99 and 1,308.24

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Solution

The fourth proportional to 4,429.32, 6,641.99 and 1,308.24 is: 1,961.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.32 : 6,641.99 = 1,308.24 : x
  2. Step 2: Convert to fraction form
    4,429.32/6,641.99 = 1,308.24/x
  3. Step 3: Cross multiply
    4,429.32x = 6,641.99 × 1,308.24
  4. Step 4: Simplify right side
    4,429.32x = 8,689,315.36
  5. Step 5: Solve for x
    x = 8,689,315.36/4,429.32
  6. Step 6: Final answer
    x = 1,961.77

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Similar ratio
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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.