Home / 2,693.45-4,038.52-1,048.08

Finding the Fourth Proportional to 2,693.45, 4,038.52 and 1,048.08

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Solution

The fourth proportional to 2,693.45, 4,038.52 and 1,048.08 is: 1,571.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.45 : 4,038.52 = 1,048.08 : x
  2. Step 2: Convert to fraction form
    2,693.45/4,038.52 = 1,048.08/x
  3. Step 3: Cross multiply
    2,693.45x = 4,038.52 × 1,048.08
  4. Step 4: Simplify right side
    2,693.45x = 4,232,692.04
  5. Step 5: Solve for x
    x = 4,232,692.04/2,693.45
  6. Step 6: Final answer
    x = 1,571.48

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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.