Home / 4,690.69-7,038.84-2,499.43

Finding the Fourth Proportional to 4,690.69, 7,038.84 and 2,499.43

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Solution

The fourth proportional to 4,690.69, 7,038.84 and 2,499.43 is: 3,750.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.69 : 7,038.84 = 2,499.43 : x
  2. Step 2: Convert to fraction form
    4,690.69/7,038.84 = 2,499.43/x
  3. Step 3: Cross multiply
    4,690.69x = 7,038.84 × 2,499.43
  4. Step 4: Simplify right side
    4,690.69x = 17,593,087.86
  5. Step 5: Solve for x
    x = 17,593,087.86/4,690.69
  6. Step 6: Final answer
    x = 3,750.64

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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.