Home / 4,396.61-6,590.92-1,621.35

Finding the Fourth Proportional to 4,396.61, 6,590.92 and 1,621.35

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Solution

The fourth proportional to 4,396.61, 6,590.92 and 1,621.35 is: 2,430.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,396.61 : 6,590.92 = 1,621.35 : x
  2. Step 2: Convert to fraction form
    4,396.61/6,590.92 = 1,621.35/x
  3. Step 3: Cross multiply
    4,396.61x = 6,590.92 × 1,621.35
  4. Step 4: Simplify right side
    4,396.61x = 10,686,187.13
  5. Step 5: Solve for x
    x = 10,686,187.13/4,396.61
  6. Step 6: Final answer
    x = 2,430.55

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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.