Home / 4,379.20-6,570.40-2,068.96

Finding the Fourth Proportional to 4,379.20, 6,570.40 and 2,068.96

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Solution

The fourth proportional to 4,379.20, 6,570.40 and 2,068.96 is: 3,104.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.20 : 6,570.40 = 2,068.96 : x
  2. Step 2: Convert to fraction form
    4,379.20/6,570.40 = 2,068.96/x
  3. Step 3: Cross multiply
    4,379.20x = 6,570.40 × 2,068.96
  4. Step 4: Simplify right side
    4,379.20x = 13,593,894.78
  5. Step 5: Solve for x
    x = 13,593,894.78/4,379.20
  6. Step 6: Final answer
    x = 3,104.20

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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.