Home / 10,263.60-14,163.52-5,787.36

Finding the Fourth Proportional to 10,263.60, 14,163.52 and 5,787.36

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Solution

The fourth proportional to 10,263.60, 14,163.52 and 5,787.36 is: 7,986.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.60 : 14,163.52 = 5,787.36 : x
  2. Step 2: Convert to fraction form
    10,263.60/14,163.52 = 5,787.36/x
  3. Step 3: Cross multiply
    10,263.60x = 14,163.52 × 5,787.36
  4. Step 4: Simplify right side
    10,263.60x = 81,969,389.11
  5. Step 5: Solve for x
    x = 81,969,389.11/10,263.60
  6. Step 6: Final answer
    x = 7,986.42

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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.