Home / 4,394.72-6,592.09-1,620.19

Finding the Fourth Proportional to 4,394.72, 6,592.09 and 1,620.19

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Solution

The fourth proportional to 4,394.72, 6,592.09 and 1,620.19 is: 2,430.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.72 : 6,592.09 = 1,620.19 : x
  2. Step 2: Convert to fraction form
    4,394.72/6,592.09 = 1,620.19/x
  3. Step 3: Cross multiply
    4,394.72x = 6,592.09 × 1,620.19
  4. Step 4: Simplify right side
    4,394.72x = 10,680,430.20
  5. Step 5: Solve for x
    x = 10,680,430.20/4,394.72
  6. Step 6: Final answer
    x = 2,430.29

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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.