Home / 6,007.81-8,290.17-3,455.50

Finding the Fourth Proportional to 6,007.81, 8,290.17 and 3,455.50

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Solution

The fourth proportional to 6,007.81, 8,290.17 and 3,455.50 is: 4,768.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,007.81 : 8,290.17 = 3,455.50 : x
  2. Step 2: Convert to fraction form
    6,007.81/8,290.17 = 3,455.50/x
  3. Step 3: Cross multiply
    6,007.81x = 8,290.17 × 3,455.50
  4. Step 4: Simplify right side
    6,007.81x = 28,646,716.12
  5. Step 5: Solve for x
    x = 28,646,716.12/6,007.81
  6. Step 6: Final answer
    x = 4,768.24

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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.