Home / 5,559.03-8,338.70-1,860.57

Finding the Fourth Proportional to 5,559.03, 8,338.70 and 1,860.57

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Solution

The fourth proportional to 5,559.03, 8,338.70 and 1,860.57 is: 2,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.03 : 8,338.70 = 1,860.57 : x
  2. Step 2: Convert to fraction form
    5,559.03/8,338.70 = 1,860.57/x
  3. Step 3: Cross multiply
    5,559.03x = 8,338.70 × 1,860.57
  4. Step 4: Simplify right side
    5,559.03x = 15,514,725.76
  5. Step 5: Solve for x
    x = 15,514,725.76/5,559.03
  6. Step 6: Final answer
    x = 2,790.91

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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.