Home / 9,029.86-13,511.95-7,455.22

Finding the Fourth Proportional to 9,029.86, 13,511.95 and 7,455.22

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Solution

The fourth proportional to 9,029.86, 13,511.95 and 7,455.22 is: 11,155.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.86 : 13,511.95 = 7,455.22 : x
  2. Step 2: Convert to fraction form
    9,029.86/13,511.95 = 7,455.22/x
  3. Step 3: Cross multiply
    9,029.86x = 13,511.95 × 7,455.22
  4. Step 4: Simplify right side
    9,029.86x = 100,734,559.88
  5. Step 5: Solve for x
    x = 100,734,559.88/9,029.86
  6. Step 6: Final answer
    x = 11,155.72

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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.