Home / 4,255.34-5,870.91-2,765.14

Finding the Fourth Proportional to 4,255.34, 5,870.91 and 2,765.14

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Solution

The fourth proportional to 4,255.34, 5,870.91 and 2,765.14 is: 3,814.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.34 : 5,870.91 = 2,765.14 : x
  2. Step 2: Convert to fraction form
    4,255.34/5,870.91 = 2,765.14/x
  3. Step 3: Cross multiply
    4,255.34x = 5,870.91 × 2,765.14
  4. Step 4: Simplify right side
    4,255.34x = 16,233,888.08
  5. Step 5: Solve for x
    x = 16,233,888.08/4,255.34
  6. Step 6: Final answer
    x = 3,814.95

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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.