Home / 4,396.74-6,590.32-1,621.08

Finding the Fourth Proportional to 4,396.74, 6,590.32 and 1,621.08

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Solution

The fourth proportional to 4,396.74, 6,590.32 and 1,621.08 is: 2,429.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,396.74 : 6,590.32 = 1,621.08 : x
  2. Step 2: Convert to fraction form
    4,396.74/6,590.32 = 1,621.08/x
  3. Step 3: Cross multiply
    4,396.74x = 6,590.32 × 1,621.08
  4. Step 4: Simplify right side
    4,396.74x = 10,683,394.89
  5. Step 5: Solve for x
    x = 10,683,394.89/4,396.74
  6. Step 6: Final answer
    x = 2,429.84

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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.