Home / 4,975.84-7,457.52-2,511.28

Finding the Fourth Proportional to 4,975.84, 7,457.52 and 2,511.28

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Solution

The fourth proportional to 4,975.84, 7,457.52 and 2,511.28 is: 3,763.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.84 : 7,457.52 = 2,511.28 : x
  2. Step 2: Convert to fraction form
    4,975.84/7,457.52 = 2,511.28/x
  3. Step 3: Cross multiply
    4,975.84x = 7,457.52 × 2,511.28
  4. Step 4: Simplify right side
    4,975.84x = 18,727,920.83
  5. Step 5: Solve for x
    x = 18,727,920.83/4,975.84
  6. Step 6: Final answer
    x = 3,763.77

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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.