Home / 9,621.10-14,429.82-3,379.65

Finding the Fourth Proportional to 9,621.10, 14,429.82 and 3,379.65

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Solution

The fourth proportional to 9,621.10, 14,429.82 and 3,379.65 is: 5,068.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.10 : 14,429.82 = 3,379.65 : x
  2. Step 2: Convert to fraction form
    9,621.10/14,429.82 = 3,379.65/x
  3. Step 3: Cross multiply
    9,621.10x = 14,429.82 × 3,379.65
  4. Step 4: Simplify right side
    9,621.10x = 48,767,741.16
  5. Step 5: Solve for x
    x = 48,767,741.16/9,621.10
  6. Step 6: Final answer
    x = 5,068.83

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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.