Home / 4,526.16-6,787.92-1,405.36

Finding the Fourth Proportional to 4,526.16, 6,787.92 and 1,405.36

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Solution

The fourth proportional to 4,526.16, 6,787.92 and 1,405.36 is: 2,107.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,526.16 : 6,787.92 = 1,405.36 : x
  2. Step 2: Convert to fraction form
    4,526.16/6,787.92 = 1,405.36/x
  3. Step 3: Cross multiply
    4,526.16x = 6,787.92 × 1,405.36
  4. Step 4: Simplify right side
    4,526.16x = 9,539,471.25
  5. Step 5: Solve for x
    x = 9,539,471.25/4,526.16
  6. Step 6: Final answer
    x = 2,107.63

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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.