Home / 4,690.07-7,036.32-1,403.09

Finding the Fourth Proportional to 4,690.07, 7,036.32 and 1,403.09

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Solution

The fourth proportional to 4,690.07, 7,036.32 and 1,403.09 is: 2,104.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.07 : 7,036.32 = 1,403.09 : x
  2. Step 2: Convert to fraction form
    4,690.07/7,036.32 = 1,403.09/x
  3. Step 3: Cross multiply
    4,690.07x = 7,036.32 × 1,403.09
  4. Step 4: Simplify right side
    4,690.07x = 9,872,555.05
  5. Step 5: Solve for x
    x = 9,872,555.05/4,690.07
  6. Step 6: Final answer
    x = 2,104.99

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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.