Home / 4,908.36-7,362.56-1,210.56

Finding the Fourth Proportional to 4,908.36, 7,362.56 and 1,210.56

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Solution

The fourth proportional to 4,908.36, 7,362.56 and 1,210.56 is: 1,815.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.36 : 7,362.56 = 1,210.56 : x
  2. Step 2: Convert to fraction form
    4,908.36/7,362.56 = 1,210.56/x
  3. Step 3: Cross multiply
    4,908.36x = 7,362.56 × 1,210.56
  4. Step 4: Simplify right side
    4,908.36x = 8,912,820.63
  5. Step 5: Solve for x
    x = 8,912,820.63/4,908.36
  6. Step 6: Final answer
    x = 1,815.84

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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.