Home / 7,647.35-10,553.34-4,462.83

Finding the Fourth Proportional to 7,647.35, 10,553.34 and 4,462.83

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Solution

The fourth proportional to 7,647.35, 10,553.34 and 4,462.83 is: 6,158.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.35 : 10,553.34 = 4,462.83 : x
  2. Step 2: Convert to fraction form
    7,647.35/10,553.34 = 4,462.83/x
  3. Step 3: Cross multiply
    7,647.35x = 10,553.34 × 4,462.83
  4. Step 4: Simplify right side
    7,647.35x = 47,097,762.35
  5. Step 5: Solve for x
    x = 47,097,762.35/7,647.35
  6. Step 6: Final answer
    x = 6,158.71

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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.