Home / 3,525.56-4,866.53-2,405.69

Finding the Fourth Proportional to 3,525.56, 4,866.53 and 2,405.69

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Solution

The fourth proportional to 3,525.56, 4,866.53 and 2,405.69 is: 3,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.56 : 4,866.53 = 2,405.69 : x
  2. Step 2: Convert to fraction form
    3,525.56/4,866.53 = 2,405.69/x
  3. Step 3: Cross multiply
    3,525.56x = 4,866.53 × 2,405.69
  4. Step 4: Simplify right side
    3,525.56x = 11,707,381.93
  5. Step 5: Solve for x
    x = 11,707,381.93/3,525.56
  6. Step 6: Final answer
    x = 3,320.72

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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.