Home / 4,390.23-6,585.78-1,616.25

Finding the Fourth Proportional to 4,390.23, 6,585.78 and 1,616.25

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Solution

The fourth proportional to 4,390.23, 6,585.78 and 1,616.25 is: 2,424.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.23 : 6,585.78 = 1,616.25 : x
  2. Step 2: Convert to fraction form
    4,390.23/6,585.78 = 1,616.25/x
  3. Step 3: Cross multiply
    4,390.23x = 6,585.78 × 1,616.25
  4. Step 4: Simplify right side
    4,390.23x = 10,644,299.35
  5. Step 5: Solve for x
    x = 10,644,299.35/4,390.23
  6. Step 6: Final answer
    x = 2,424.54

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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.