Home / 6,525.55-9,780.94-3,240.91

Finding the Fourth Proportional to 6,525.55, 9,780.94 and 3,240.91

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Solution

The fourth proportional to 6,525.55, 9,780.94 and 3,240.91 is: 4,857.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,525.55 : 9,780.94 = 3,240.91 : x
  2. Step 2: Convert to fraction form
    6,525.55/9,780.94 = 3,240.91/x
  3. Step 3: Cross multiply
    6,525.55x = 9,780.94 × 3,240.91
  4. Step 4: Simplify right side
    6,525.55x = 31,699,146.26
  5. Step 5: Solve for x
    x = 31,699,146.26/6,525.55
  6. Step 6: Final answer
    x = 4,857.70

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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.