Home / 5,585.47-7,705.43-4,467.98

Finding the Fourth Proportional to 5,585.47, 7,705.43 and 4,467.98

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Solution

The fourth proportional to 5,585.47, 7,705.43 and 4,467.98 is: 6,163.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.47 : 7,705.43 = 4,467.98 : x
  2. Step 2: Convert to fraction form
    5,585.47/7,705.43 = 4,467.98/x
  3. Step 3: Cross multiply
    5,585.47x = 7,705.43 × 4,467.98
  4. Step 4: Simplify right side
    5,585.47x = 34,427,677.47
  5. Step 5: Solve for x
    x = 34,427,677.47/5,585.47
  6. Step 6: Final answer
    x = 6,163.79

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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.