Home / 6,859.04-10,290.22-1,928.66

Finding the Fourth Proportional to 6,859.04, 10,290.22 and 1,928.66

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Solution

The fourth proportional to 6,859.04, 10,290.22 and 1,928.66 is: 2,893.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859.04 : 10,290.22 = 1,928.66 : x
  2. Step 2: Convert to fraction form
    6,859.04/10,290.22 = 1,928.66/x
  3. Step 3: Cross multiply
    6,859.04x = 10,290.22 × 1,928.66
  4. Step 4: Simplify right side
    6,859.04x = 19,846,335.71
  5. Step 5: Solve for x
    x = 19,846,335.71/6,859.04
  6. Step 6: Final answer
    x = 2,893.46

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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.