Home / 4,511.13-6,763.99-1,875.45

Finding the Fourth Proportional to 4,511.13, 6,763.99 and 1,875.45

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Solution

The fourth proportional to 4,511.13, 6,763.99 and 1,875.45 is: 2,812.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511.13 : 6,763.99 = 1,875.45 : x
  2. Step 2: Convert to fraction form
    4,511.13/6,763.99 = 1,875.45/x
  3. Step 3: Cross multiply
    4,511.13x = 6,763.99 × 1,875.45
  4. Step 4: Simplify right side
    4,511.13x = 12,685,525.05
  5. Step 5: Solve for x
    x = 12,685,525.05/4,511.13
  6. Step 6: Final answer
    x = 2,812.05

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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.