Home / 10,029.84-13,833.72-6,490.32

Finding the Fourth Proportional to 10,029.84, 13,833.72 and 6,490.32

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Solution

The fourth proportional to 10,029.84, 13,833.72 and 6,490.32 is: 8,951.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,029.84 : 13,833.72 = 6,490.32 : x
  2. Step 2: Convert to fraction form
    10,029.84/13,833.72 = 6,490.32/x
  3. Step 3: Cross multiply
    10,029.84x = 13,833.72 × 6,490.32
  4. Step 4: Simplify right side
    10,029.84x = 89,785,269.59
  5. Step 5: Solve for x
    x = 89,785,269.59/10,029.84
  6. Step 6: Final answer
    x = 8,951.81

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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.