Home / 5,091.84-6,986.40-5,004.48

Finding the Fourth Proportional to 5,091.84, 6,986.40 and 5,004.48

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Solution

The fourth proportional to 5,091.84, 6,986.40 and 5,004.48 is: 6,866.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.84 : 6,986.40 = 5,004.48 : x
  2. Step 2: Convert to fraction form
    5,091.84/6,986.40 = 5,004.48/x
  3. Step 3: Cross multiply
    5,091.84x = 6,986.40 × 5,004.48
  4. Step 4: Simplify right side
    5,091.84x = 34,963,299.07
  5. Step 5: Solve for x
    x = 34,963,299.07/5,091.84
  6. Step 6: Final answer
    x = 6,866.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.