Home / 6,685.14-10,038.12-6,389.37

Finding the Fourth Proportional to 6,685.14, 10,038.12 and 6,389.37

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Solution

The fourth proportional to 6,685.14, 10,038.12 and 6,389.37 is: 9,594.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685.14 : 10,038.12 = 6,389.37 : x
  2. Step 2: Convert to fraction form
    6,685.14/10,038.12 = 6,389.37/x
  3. Step 3: Cross multiply
    6,685.14x = 10,038.12 × 6,389.37
  4. Step 4: Simplify right side
    6,685.14x = 64,137,262.78
  5. Step 5: Solve for x
    x = 64,137,262.78/6,685.14
  6. Step 6: Final answer
    x = 9,594.00

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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.