Home / 4,809.68-7,215.74-1,346.94

Finding the Fourth Proportional to 4,809.68, 7,215.74 and 1,346.94

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Solution

The fourth proportional to 4,809.68, 7,215.74 and 1,346.94 is: 2,020.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.68 : 7,215.74 = 1,346.94 : x
  2. Step 2: Convert to fraction form
    4,809.68/7,215.74 = 1,346.94/x
  3. Step 3: Cross multiply
    4,809.68x = 7,215.74 × 1,346.94
  4. Step 4: Simplify right side
    4,809.68x = 9,719,168.84
  5. Step 5: Solve for x
    x = 9,719,168.84/4,809.68
  6. Step 6: Final answer
    x = 2,020.75

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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.