Home / 4,818.94-7,228.41-1,356.19

Finding the Fourth Proportional to 4,818.94, 7,228.41 and 1,356.19

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Solution

The fourth proportional to 4,818.94, 7,228.41 and 1,356.19 is: 2,034.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.94 : 7,228.41 = 1,356.19 : x
  2. Step 2: Convert to fraction form
    4,818.94/7,228.41 = 1,356.19/x
  3. Step 3: Cross multiply
    4,818.94x = 7,228.41 × 1,356.19
  4. Step 4: Simplify right side
    4,818.94x = 9,803,074.20
  5. Step 5: Solve for x
    x = 9,803,074.20/4,818.94
  6. Step 6: Final answer
    x = 2,034.28

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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.