Home / 10,671.13-16,010.84-4,429.58

Finding the Fourth Proportional to 10,671.13, 16,010.84 and 4,429.58

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Solution

The fourth proportional to 10,671.13, 16,010.84 and 4,429.58 is: 6,646.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671.13 : 16,010.84 = 4,429.58 : x
  2. Step 2: Convert to fraction form
    10,671.13/16,010.84 = 4,429.58/x
  3. Step 3: Cross multiply
    10,671.13x = 16,010.84 × 4,429.58
  4. Step 4: Simplify right side
    10,671.13x = 70,921,296.65
  5. Step 5: Solve for x
    x = 70,921,296.65/10,671.13
  6. Step 6: Final answer
    x = 6,646.09

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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.