Home / 4,928.98-7,389.56-2,846.64

Finding the Fourth Proportional to 4,928.98, 7,389.56 and 2,846.64

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Solution

The fourth proportional to 4,928.98, 7,389.56 and 2,846.64 is: 4,267.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.98 : 7,389.56 = 2,846.64 : x
  2. Step 2: Convert to fraction form
    4,928.98/7,389.56 = 2,846.64/x
  3. Step 3: Cross multiply
    4,928.98x = 7,389.56 × 2,846.64
  4. Step 4: Simplify right side
    4,928.98x = 21,035,417.08
  5. Step 5: Solve for x
    x = 21,035,417.08/4,928.98
  6. Step 6: Final answer
    x = 4,267.70

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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.