Home / 6,852.36-10,276.74-1,920.84

Finding the Fourth Proportional to 6,852.36, 10,276.74 and 1,920.84

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Solution

The fourth proportional to 6,852.36, 10,276.74 and 1,920.84 is: 2,880.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,852.36 : 10,276.74 = 1,920.84 : x
  2. Step 2: Convert to fraction form
    6,852.36/10,276.74 = 1,920.84/x
  3. Step 3: Cross multiply
    6,852.36x = 10,276.74 × 1,920.84
  4. Step 4: Simplify right side
    6,852.36x = 19,739,973.26
  5. Step 5: Solve for x
    x = 19,739,973.26/6,852.36
  6. Step 6: Final answer
    x = 2,880.76

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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.