Home / 6,880.06-10,318.74-1,948.51

Finding the Fourth Proportional to 6,880.06, 10,318.74 and 1,948.51

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Solution

The fourth proportional to 6,880.06, 10,318.74 and 1,948.51 is: 2,922.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880.06 : 10,318.74 = 1,948.51 : x
  2. Step 2: Convert to fraction form
    6,880.06/10,318.74 = 1,948.51/x
  3. Step 3: Cross multiply
    6,880.06x = 10,318.74 × 1,948.51
  4. Step 4: Simplify right side
    6,880.06x = 20,106,168.08
  5. Step 5: Solve for x
    x = 20,106,168.08/6,880.06
  6. Step 6: Final answer
    x = 2,922.38

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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.