Home / 6,523.63-9,787.88-3,890.72

Finding the Fourth Proportional to 6,523.63, 9,787.88 and 3,890.72

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Solution

The fourth proportional to 6,523.63, 9,787.88 and 3,890.72 is: 5,837.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,523.63 : 9,787.88 = 3,890.72 : x
  2. Step 2: Convert to fraction form
    6,523.63/9,787.88 = 3,890.72/x
  3. Step 3: Cross multiply
    6,523.63x = 9,787.88 × 3,890.72
  4. Step 4: Simplify right side
    6,523.63x = 38,081,934.67
  5. Step 5: Solve for x
    x = 38,081,934.67/6,523.63
  6. Step 6: Final answer
    x = 5,837.54

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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.