Home / 4,242.07-6,365.58-1,776.68

Finding the Fourth Proportional to 4,242.07, 6,365.58 and 1,776.68

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Solution

The fourth proportional to 4,242.07, 6,365.58 and 1,776.68 is: 2,666.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.07 : 6,365.58 = 1,776.68 : x
  2. Step 2: Convert to fraction form
    4,242.07/6,365.58 = 1,776.68/x
  3. Step 3: Cross multiply
    4,242.07x = 6,365.58 × 1,776.68
  4. Step 4: Simplify right side
    4,242.07x = 11,309,589.05
  5. Step 5: Solve for x
    x = 11,309,589.05/4,242.07
  6. Step 6: Final answer
    x = 2,666.06

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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.