Home / 4,809.53-7,215.50-1,346.75

Finding the Fourth Proportional to 4,809.53, 7,215.50 and 1,346.75

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Solution

The fourth proportional to 4,809.53, 7,215.50 and 1,346.75 is: 2,020.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.53 : 7,215.50 = 1,346.75 : x
  2. Step 2: Convert to fraction form
    4,809.53/7,215.50 = 1,346.75/x
  3. Step 3: Cross multiply
    4,809.53x = 7,215.50 × 1,346.75
  4. Step 4: Simplify right side
    4,809.53x = 9,717,474.63
  5. Step 5: Solve for x
    x = 9,717,474.63/4,809.53
  6. Step 6: Final answer
    x = 2,020.46

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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.