Home / 5,887.47-8,124.81-3,234.99

Finding the Fourth Proportional to 5,887.47, 8,124.81 and 3,234.99

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Solution

The fourth proportional to 5,887.47, 8,124.81 and 3,234.99 is: 4,464.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.47 : 8,124.81 = 3,234.99 : x
  2. Step 2: Convert to fraction form
    5,887.47/8,124.81 = 3,234.99/x
  3. Step 3: Cross multiply
    5,887.47x = 8,124.81 × 3,234.99
  4. Step 4: Simplify right side
    5,887.47x = 26,283,679.10
  5. Step 5: Solve for x
    x = 26,283,679.10/5,887.47
  6. Step 6: Final answer
    x = 4,464.34

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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.