Home / 5,434.37-8,153.28-2,431.94

Finding the Fourth Proportional to 5,434.37, 8,153.28 and 2,431.94

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Solution

The fourth proportional to 5,434.37, 8,153.28 and 2,431.94 is: 3,648.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.37 : 8,153.28 = 2,431.94 : x
  2. Step 2: Convert to fraction form
    5,434.37/8,153.28 = 2,431.94/x
  3. Step 3: Cross multiply
    5,434.37x = 8,153.28 × 2,431.94
  4. Step 4: Simplify right side
    5,434.37x = 19,828,287.76
  5. Step 5: Solve for x
    x = 19,828,287.76/5,434.37
  6. Step 6: Final answer
    x = 3,648.68

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1.5x scale

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.