Home / 6,902.04-10,351.90-1,970.56

Finding the Fourth Proportional to 6,902.04, 10,351.90 and 1,970.56

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Solution

The fourth proportional to 6,902.04, 10,351.90 and 1,970.56 is: 2,955.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.04 : 10,351.90 = 1,970.56 : x
  2. Step 2: Convert to fraction form
    6,902.04/10,351.90 = 1,970.56/x
  3. Step 3: Cross multiply
    6,902.04x = 10,351.90 × 1,970.56
  4. Step 4: Simplify right side
    6,902.04x = 20,399,040.06
  5. Step 5: Solve for x
    x = 20,399,040.06/6,902.04
  6. Step 6: Final answer
    x = 2,955.51

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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.