Home / 6,969.20-10,448.31-4,771.26

Finding the Fourth Proportional to 6,969.20, 10,448.31 and 4,771.26

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Solution

The fourth proportional to 6,969.20, 10,448.31 and 4,771.26 is: 7,153.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,969.20 : 10,448.31 = 4,771.26 : x
  2. Step 2: Convert to fraction form
    6,969.20/10,448.31 = 4,771.26/x
  3. Step 3: Cross multiply
    6,969.20x = 10,448.31 × 4,771.26
  4. Step 4: Simplify right side
    6,969.20x = 49,851,603.57
  5. Step 5: Solve for x
    x = 49,851,603.57/6,969.20
  6. Step 6: Final answer
    x = 7,153.14

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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.