Home / 5,559.01-8,339.16-1,860.39

Finding the Fourth Proportional to 5,559.01, 8,339.16 and 1,860.39

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Solution

The fourth proportional to 5,559.01, 8,339.16 and 1,860.39 is: 2,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.01 : 8,339.16 = 1,860.39 : x
  2. Step 2: Convert to fraction form
    5,559.01/8,339.16 = 1,860.39/x
  3. Step 3: Cross multiply
    5,559.01x = 8,339.16 × 1,860.39
  4. Step 4: Simplify right side
    5,559.01x = 15,514,089.87
  5. Step 5: Solve for x
    x = 15,514,089.87/5,559.01
  6. Step 6: Final answer
    x = 2,790.80

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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.