Home / 7,019.84-10,517.61-4,551.77

Finding the Fourth Proportional to 7,019.84, 10,517.61 and 4,551.77

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Solution

The fourth proportional to 7,019.84, 10,517.61 and 4,551.77 is: 6,819.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.84 : 10,517.61 = 4,551.77 : x
  2. Step 2: Convert to fraction form
    7,019.84/10,517.61 = 4,551.77/x
  3. Step 3: Cross multiply
    7,019.84x = 10,517.61 × 4,551.77
  4. Step 4: Simplify right side
    7,019.84x = 47,873,741.67
  5. Step 5: Solve for x
    x = 47,873,741.67/7,019.84
  6. Step 6: Final answer
    x = 6,819.78

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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.