Home / 9,048.11-13,578.57-4,118.39

Finding the Fourth Proportional to 9,048.11, 13,578.57 and 4,118.39

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Solution

The fourth proportional to 9,048.11, 13,578.57 and 4,118.39 is: 6,180.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,048.11 : 13,578.57 = 4,118.39 : x
  2. Step 2: Convert to fraction form
    9,048.11/13,578.57 = 4,118.39/x
  3. Step 3: Cross multiply
    9,048.11x = 13,578.57 × 4,118.39
  4. Step 4: Simplify right side
    9,048.11x = 55,921,779.01
  5. Step 5: Solve for x
    x = 55,921,779.01/9,048.11
  6. Step 6: Final answer
    x = 6,180.50

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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.