Home / 5,370.98-8,054.91-1,860.84

Finding the Fourth Proportional to 5,370.98, 8,054.91 and 1,860.84

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Solution

The fourth proportional to 5,370.98, 8,054.91 and 1,860.84 is: 2,790.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.98 : 8,054.91 = 1,860.84 : x
  2. Step 2: Convert to fraction form
    5,370.98/8,054.91 = 1,860.84/x
  3. Step 3: Cross multiply
    5,370.98x = 8,054.91 × 1,860.84
  4. Step 4: Simplify right side
    5,370.98x = 14,988,898.72
  5. Step 5: Solve for x
    x = 14,988,898.72/5,370.98
  6. Step 6: Final answer
    x = 2,790.72

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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.