Home / 6,570.16-9,855.84-2,620.46

Finding the Fourth Proportional to 6,570.16, 9,855.84 and 2,620.46

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Solution

The fourth proportional to 6,570.16, 9,855.84 and 2,620.46 is: 3,930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,570.16 : 9,855.84 = 2,620.46 : x
  2. Step 2: Convert to fraction form
    6,570.16/9,855.84 = 2,620.46/x
  3. Step 3: Cross multiply
    6,570.16x = 9,855.84 × 2,620.46
  4. Step 4: Simplify right side
    6,570.16x = 25,826,834.49
  5. Step 5: Solve for x
    x = 25,826,834.49/6,570.16
  6. Step 6: Final answer
    x = 3,930.93

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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.