Home / 5,301.82-7,316.57-2,911.44

Finding the Fourth Proportional to 5,301.82, 7,316.57 and 2,911.44

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Solution

The fourth proportional to 5,301.82, 7,316.57 and 2,911.44 is: 4,017.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.82 : 7,316.57 = 2,911.44 : x
  2. Step 2: Convert to fraction form
    5,301.82/7,316.57 = 2,911.44/x
  3. Step 3: Cross multiply
    5,301.82x = 7,316.57 × 2,911.44
  4. Step 4: Simplify right side
    5,301.82x = 21,301,762.50
  5. Step 5: Solve for x
    x = 21,301,762.50/5,301.82
  6. Step 6: Final answer
    x = 4,017.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.