Home / 2,695.18-4,038.09-1,873.99

Finding the Fourth Proportional to 2,695.18, 4,038.09 and 1,873.99

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Solution

The fourth proportional to 2,695.18, 4,038.09 and 1,873.99 is: 2,807.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.18 : 4,038.09 = 1,873.99 : x
  2. Step 2: Convert to fraction form
    2,695.18/4,038.09 = 1,873.99/x
  3. Step 3: Cross multiply
    2,695.18x = 4,038.09 × 1,873.99
  4. Step 4: Simplify right side
    2,695.18x = 7,567,340.28
  5. Step 5: Solve for x
    x = 7,567,340.28/2,695.18
  6. Step 6: Final answer
    x = 2,807.73

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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.