Home / 9,038.85-13,550.07-3,495.90

Finding the Fourth Proportional to 9,038.85, 13,550.07 and 3,495.90

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Solution

The fourth proportional to 9,038.85, 13,550.07 and 3,495.90 is: 5,240.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,038.85 : 13,550.07 = 3,495.90 : x
  2. Step 2: Convert to fraction form
    9,038.85/13,550.07 = 3,495.90/x
  3. Step 3: Cross multiply
    9,038.85x = 13,550.07 × 3,495.90
  4. Step 4: Simplify right side
    9,038.85x = 47,369,689.71
  5. Step 5: Solve for x
    x = 47,369,689.71/9,038.85
  6. Step 6: Final answer
    x = 5,240.68

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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.