Home / 4,818.96-7,228.69-1,356.48

Finding the Fourth Proportional to 4,818.96, 7,228.69 and 1,356.48

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Solution

The fourth proportional to 4,818.96, 7,228.69 and 1,356.48 is: 2,034.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.96 : 7,228.69 = 1,356.48 : x
  2. Step 2: Convert to fraction form
    4,818.96/7,228.69 = 1,356.48/x
  3. Step 3: Cross multiply
    4,818.96x = 7,228.69 × 1,356.48
  4. Step 4: Simplify right side
    4,818.96x = 9,805,570.02
  5. Step 5: Solve for x
    x = 9,805,570.02/4,818.96
  6. Step 6: Final answer
    x = 2,034.79

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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.