Home / 4,209.90-5,809.65-2,442.54

Finding the Fourth Proportional to 4,209.90, 5,809.65 and 2,442.54

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Solution

The fourth proportional to 4,209.90, 5,809.65 and 2,442.54 is: 3,370.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.90 : 5,809.65 = 2,442.54 : x
  2. Step 2: Convert to fraction form
    4,209.90/5,809.65 = 2,442.54/x
  3. Step 3: Cross multiply
    4,209.90x = 5,809.65 × 2,442.54
  4. Step 4: Simplify right side
    4,209.90x = 14,190,302.51
  5. Step 5: Solve for x
    x = 14,190,302.51/4,209.90
  6. Step 6: Final answer
    x = 3,370.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.