Home / 7,489.89-10,334.25-4,836.84

Finding the Fourth Proportional to 7,489.89, 10,334.25 and 4,836.84

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Solution

The fourth proportional to 7,489.89, 10,334.25 and 4,836.84 is: 6,673.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.89 : 10,334.25 = 4,836.84 : x
  2. Step 2: Convert to fraction form
    7,489.89/10,334.25 = 4,836.84/x
  3. Step 3: Cross multiply
    7,489.89x = 10,334.25 × 4,836.84
  4. Step 4: Simplify right side
    7,489.89x = 49,985,113.77
  5. Step 5: Solve for x
    x = 49,985,113.77/7,489.89
  6. Step 6: Final answer
    x = 6,673.68

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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.