Home / 6,402.93-8,839.53-4,424.14

Finding the Fourth Proportional to 6,402.93, 8,839.53 and 4,424.14

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Solution

The fourth proportional to 6,402.93, 8,839.53 and 4,424.14 is: 6,107.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402.93 : 8,839.53 = 4,424.14 : x
  2. Step 2: Convert to fraction form
    6,402.93/8,839.53 = 4,424.14/x
  3. Step 3: Cross multiply
    6,402.93x = 8,839.53 × 4,424.14
  4. Step 4: Simplify right side
    6,402.93x = 39,107,318.25
  5. Step 5: Solve for x
    x = 39,107,318.25/6,402.93
  6. Step 6: Final answer
    x = 6,107.72

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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.