Home / 9,727.12-14,589.04-2,800

Finding the Fourth Proportional to 9,727.12, 14,589.04 and 2,800

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Solution

The fourth proportional to 9,727.12, 14,589.04 and 2,800 is: 4,199.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727.12 : 14,589.04 = 2,800 : x
  2. Step 2: Convert to fraction form
    9,727.12/14,589.04 = 2,800/x
  3. Step 3: Cross multiply
    9,727.12x = 14,589.04 × 2,800
  4. Step 4: Simplify right side
    9,727.12x = 40,849,312
  5. Step 5: Solve for x
    x = 40,849,312/9,727.12
  6. Step 6: Final answer
    x = 4,199.53

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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.