Home / 6,989.04-9,634.44-4,627.08

Finding the Fourth Proportional to 6,989.04, 9,634.44 and 4,627.08

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Solution

The fourth proportional to 6,989.04, 9,634.44 and 4,627.08 is: 6,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989.04 : 9,634.44 = 4,627.08 : x
  2. Step 2: Convert to fraction form
    6,989.04/9,634.44 = 4,627.08/x
  3. Step 3: Cross multiply
    6,989.04x = 9,634.44 × 4,627.08
  4. Step 4: Simplify right side
    6,989.04x = 44,579,324.64
  5. Step 5: Solve for x
    x = 44,579,324.64/6,989.04
  6. Step 6: Final answer
    x = 6,378.46

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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.