Home / 5,089.54-7,634.46-1,804.90

Finding the Fourth Proportional to 5,089.54, 7,634.46 and 1,804.90

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Solution

The fourth proportional to 5,089.54, 7,634.46 and 1,804.90 is: 2,707.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.54 : 7,634.46 = 1,804.90 : x
  2. Step 2: Convert to fraction form
    5,089.54/7,634.46 = 1,804.90/x
  3. Step 3: Cross multiply
    5,089.54x = 7,634.46 × 1,804.90
  4. Step 4: Simplify right side
    5,089.54x = 13,779,436.85
  5. Step 5: Solve for x
    x = 13,779,436.85/5,089.54
  6. Step 6: Final answer
    x = 2,707.40

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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.