Home / 8,977.40-13,466.78-2,403.44

Finding the Fourth Proportional to 8,977.40, 13,466.78 and 2,403.44

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Solution

The fourth proportional to 8,977.40, 13,466.78 and 2,403.44 is: 3,605.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.40 : 13,466.78 = 2,403.44 : x
  2. Step 2: Convert to fraction form
    8,977.40/13,466.78 = 2,403.44/x
  3. Step 3: Cross multiply
    8,977.40x = 13,466.78 × 2,403.44
  4. Step 4: Simplify right side
    8,977.40x = 32,366,585.71
  5. Step 5: Solve for x
    x = 32,366,585.71/8,977.40
  6. Step 6: Final answer
    x = 3,605.34

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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.