Home / 4,822.80-7,235.04-1,535.28

Finding the Fourth Proportional to 4,822.80, 7,235.04 and 1,535.28

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Solution

The fourth proportional to 4,822.80, 7,235.04 and 1,535.28 is: 2,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.80 : 7,235.04 = 1,535.28 : x
  2. Step 2: Convert to fraction form
    4,822.80/7,235.04 = 1,535.28/x
  3. Step 3: Cross multiply
    4,822.80x = 7,235.04 × 1,535.28
  4. Step 4: Simplify right side
    4,822.80x = 11,107,812.21
  5. Step 5: Solve for x
    x = 11,107,812.21/4,822.80
  6. Step 6: Final answer
    x = 2,303.19

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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.