Home / 3,525.95-4,864.51-2,109.67

Finding the Fourth Proportional to 3,525.95, 4,864.51 and 2,109.67

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Solution

The fourth proportional to 3,525.95, 4,864.51 and 2,109.67 is: 2,910.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.95 : 4,864.51 = 2,109.67 : x
  2. Step 2: Convert to fraction form
    3,525.95/4,864.51 = 2,109.67/x
  3. Step 3: Cross multiply
    3,525.95x = 4,864.51 × 2,109.67
  4. Step 4: Simplify right side
    3,525.95x = 10,262,489.42
  5. Step 5: Solve for x
    x = 10,262,489.42/3,525.95
  6. Step 6: Final answer
    x = 2,910.56

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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.