Home / 4,928.56-7,391.58-1,465

Finding the Fourth Proportional to 4,928.56, 7,391.58 and 1,465

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Solution

The fourth proportional to 4,928.56, 7,391.58 and 1,465 is: 2,197.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.56 : 7,391.58 = 1,465 : x
  2. Step 2: Convert to fraction form
    4,928.56/7,391.58 = 1,465/x
  3. Step 3: Cross multiply
    4,928.56x = 7,391.58 × 1,465
  4. Step 4: Simplify right side
    4,928.56x = 10,828,664.70
  5. Step 5: Solve for x
    x = 10,828,664.70/4,928.56
  6. Step 6: Final answer
    x = 2,197.13

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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.