Home / 4,809.10-7,213.20-1,346.26

Finding the Fourth Proportional to 4,809.10, 7,213.20 and 1,346.26

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Solution

The fourth proportional to 4,809.10, 7,213.20 and 1,346.26 is: 2,019.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.10 : 7,213.20 = 1,346.26 : x
  2. Step 2: Convert to fraction form
    4,809.10/7,213.20 = 1,346.26/x
  3. Step 3: Cross multiply
    4,809.10x = 7,213.20 × 1,346.26
  4. Step 4: Simplify right side
    4,809.10x = 9,710,842.63
  5. Step 5: Solve for x
    x = 9,710,842.63/4,809.10
  6. Step 6: Final answer
    x = 2,019.26

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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.