Home / 9,038.87-13,561.09-4,045.45

Finding the Fourth Proportional to 9,038.87, 13,561.09 and 4,045.45

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Solution

The fourth proportional to 9,038.87, 13,561.09 and 4,045.45 is: 6,069.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,038.87 : 13,561.09 = 4,045.45 : x
  2. Step 2: Convert to fraction form
    9,038.87/13,561.09 = 4,045.45/x
  3. Step 3: Cross multiply
    9,038.87x = 13,561.09 × 4,045.45
  4. Step 4: Simplify right side
    9,038.87x = 54,860,692.95
  5. Step 5: Solve for x
    x = 54,860,692.95/9,038.87
  6. Step 6: Final answer
    x = 6,069.42

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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.