Home / 4,928.07-7,380.08-2,590.03

Finding the Fourth Proportional to 4,928.07, 7,380.08 and 2,590.03

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Solution

The fourth proportional to 4,928.07, 7,380.08 and 2,590.03 is: 3,878.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.07 : 7,380.08 = 2,590.03 : x
  2. Step 2: Convert to fraction form
    4,928.07/7,380.08 = 2,590.03/x
  3. Step 3: Cross multiply
    4,928.07x = 7,380.08 × 2,590.03
  4. Step 4: Simplify right side
    4,928.07x = 19,114,616.63
  5. Step 5: Solve for x
    x = 19,114,616.63/4,928.07
  6. Step 6: Final answer
    x = 3,878.72

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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.