Home / 5,317.82-7,994.75-4,285.07

Finding the Fourth Proportional to 5,317.82, 7,994.75 and 4,285.07

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Solution

The fourth proportional to 5,317.82, 7,994.75 and 4,285.07 is: 6,442.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.82 : 7,994.75 = 4,285.07 : x
  2. Step 2: Convert to fraction form
    5,317.82/7,994.75 = 4,285.07/x
  3. Step 3: Cross multiply
    5,317.82x = 7,994.75 × 4,285.07
  4. Step 4: Simplify right side
    5,317.82x = 34,258,001.98
  5. Step 5: Solve for x
    x = 34,258,001.98/5,317.82
  6. Step 6: Final answer
    x = 6,442.12

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1.5x scale

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.