Home / 6,901.97-10,352.81-1,971.56

Finding the Fourth Proportional to 6,901.97, 10,352.81 and 1,971.56

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Solution

The fourth proportional to 6,901.97, 10,352.81 and 1,971.56 is: 2,957.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.97 : 10,352.81 = 1,971.56 : x
  2. Step 2: Convert to fraction form
    6,901.97/10,352.81 = 1,971.56/x
  3. Step 3: Cross multiply
    6,901.97x = 10,352.81 × 1,971.56
  4. Step 4: Simplify right side
    6,901.97x = 20,411,216.89
  5. Step 5: Solve for x
    x = 20,411,216.89/6,901.97
  6. Step 6: Final answer
    x = 2,957.31

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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.