Home / 6,521.80-9,787.56-2,626.24

Finding the Fourth Proportional to 6,521.80, 9,787.56 and 2,626.24

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Solution

The fourth proportional to 6,521.80, 9,787.56 and 2,626.24 is: 3,941.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521.80 : 9,787.56 = 2,626.24 : x
  2. Step 2: Convert to fraction form
    6,521.80/9,787.56 = 2,626.24/x
  3. Step 3: Cross multiply
    6,521.80x = 9,787.56 × 2,626.24
  4. Step 4: Simplify right side
    6,521.80x = 25,704,481.57
  5. Step 5: Solve for x
    x = 25,704,481.57/6,521.80
  6. Step 6: Final answer
    x = 3,941.32

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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.