Home / 2,693.04-4,038.84-745.35

Finding the Fourth Proportional to 2,693.04, 4,038.84 and 745.35

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Solution

The fourth proportional to 2,693.04, 4,038.84 and 745.35 is: 1,117.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.04 : 4,038.84 = 745.35 : x
  2. Step 2: Convert to fraction form
    2,693.04/4,038.84 = 745.35/x
  3. Step 3: Cross multiply
    2,693.04x = 4,038.84 × 745.35
  4. Step 4: Simplify right side
    2,693.04x = 3,010,349.39
  5. Step 5: Solve for x
    x = 3,010,349.39/2,693.04
  6. Step 6: Final answer
    x = 1,117.83

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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.