Home / 4,818.84-7,228.26-2,629.40

Finding the Fourth Proportional to 4,818.84, 7,228.26 and 2,629.40

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Solution

The fourth proportional to 4,818.84, 7,228.26 and 2,629.40 is: 3,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.84 : 7,228.26 = 2,629.40 : x
  2. Step 2: Convert to fraction form
    4,818.84/7,228.26 = 2,629.40/x
  3. Step 3: Cross multiply
    4,818.84x = 7,228.26 × 2,629.40
  4. Step 4: Simplify right side
    4,818.84x = 19,005,986.84
  5. Step 5: Solve for x
    x = 19,005,986.84/4,818.84
  6. Step 6: Final answer
    x = 3,944.10

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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.