Home / 6,900.14-10,348.73-1,968.45

Finding the Fourth Proportional to 6,900.14, 10,348.73 and 1,968.45

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Solution

The fourth proportional to 6,900.14, 10,348.73 and 1,968.45 is: 2,952.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.14 : 10,348.73 = 1,968.45 : x
  2. Step 2: Convert to fraction form
    6,900.14/10,348.73 = 1,968.45/x
  3. Step 3: Cross multiply
    6,900.14x = 10,348.73 × 1,968.45
  4. Step 4: Simplify right side
    6,900.14x = 20,370,962.49
  5. Step 5: Solve for x
    x = 20,370,962.49/6,900.14
  6. Step 6: Final answer
    x = 2,952.26

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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.