Home / 4,397.37-6,590.12-1,621.44

Finding the Fourth Proportional to 4,397.37, 6,590.12 and 1,621.44

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Solution

The fourth proportional to 4,397.37, 6,590.12 and 1,621.44 is: 2,429.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,397.37 : 6,590.12 = 1,621.44 : x
  2. Step 2: Convert to fraction form
    4,397.37/6,590.12 = 1,621.44/x
  3. Step 3: Cross multiply
    4,397.37x = 6,590.12 × 1,621.44
  4. Step 4: Simplify right side
    4,397.37x = 10,685,476.07
  5. Step 5: Solve for x
    x = 10,685,476.07/4,397.37
  6. Step 6: Final answer
    x = 2,429.97

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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.