Home / 2,693.52-4,038.36-1,048.72

Finding the Fourth Proportional to 2,693.52, 4,038.36 and 1,048.72

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Solution

The fourth proportional to 2,693.52, 4,038.36 and 1,048.72 is: 1,572.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.52 : 4,038.36 = 1,048.72 : x
  2. Step 2: Convert to fraction form
    2,693.52/4,038.36 = 1,048.72/x
  3. Step 3: Cross multiply
    2,693.52x = 4,038.36 × 1,048.72
  4. Step 4: Simplify right side
    2,693.52x = 4,235,108.90
  5. Step 5: Solve for x
    x = 4,235,108.90/2,693.52
  6. Step 6: Final answer
    x = 1,572.33

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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.