Home / 7,787.32-10,744.86-4,644.52

Finding the Fourth Proportional to 7,787.32, 10,744.86 and 4,644.52

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Solution

The fourth proportional to 7,787.32, 10,744.86 and 4,644.52 is: 6,408.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,787.32 : 10,744.86 = 4,644.52 : x
  2. Step 2: Convert to fraction form
    7,787.32/10,744.86 = 4,644.52/x
  3. Step 3: Cross multiply
    7,787.32x = 10,744.86 × 4,644.52
  4. Step 4: Simplify right side
    7,787.32x = 49,904,717.17
  5. Step 5: Solve for x
    x = 49,904,717.17/7,787.32
  6. Step 6: Final answer
    x = 6,408.46

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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.