Home / 4,860.89-6,700.85-3,440.16

Finding the Fourth Proportional to 4,860.89, 6,700.85 and 3,440.16

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Solution

The fourth proportional to 4,860.89, 6,700.85 and 3,440.16 is: 4,742.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.89 : 6,700.85 = 3,440.16 : x
  2. Step 2: Convert to fraction form
    4,860.89/6,700.85 = 3,440.16/x
  3. Step 3: Cross multiply
    4,860.89x = 6,700.85 × 3,440.16
  4. Step 4: Simplify right side
    4,860.89x = 23,051,996.14
  5. Step 5: Solve for x
    x = 23,051,996.14/4,860.89
  6. Step 6: Final answer
    x = 4,742.34

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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.