Home / 4,809.11-7,213.64-1,346.36

Finding the Fourth Proportional to 4,809.11, 7,213.64 and 1,346.36

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Solution

The fourth proportional to 4,809.11, 7,213.64 and 1,346.36 is: 2,019.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.11 : 7,213.64 = 1,346.36 : x
  2. Step 2: Convert to fraction form
    4,809.11/7,213.64 = 1,346.36/x
  3. Step 3: Cross multiply
    4,809.11x = 7,213.64 × 1,346.36
  4. Step 4: Simplify right side
    4,809.11x = 9,712,113.55
  5. Step 5: Solve for x
    x = 9,712,113.55/4,809.11
  6. Step 6: Final answer
    x = 2,019.53

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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.