Home / 8,594.10-12,903.30-5,313.60

Finding the Fourth Proportional to 8,594.10, 12,903.30 and 5,313.60

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Solution

The fourth proportional to 8,594.10, 12,903.30 and 5,313.60 is: 7,977.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,594.10 : 12,903.30 = 5,313.60 : x
  2. Step 2: Convert to fraction form
    8,594.10/12,903.30 = 5,313.60/x
  3. Step 3: Cross multiply
    8,594.10x = 12,903.30 × 5,313.60
  4. Step 4: Simplify right side
    8,594.10x = 68,562,974.88
  5. Step 5: Solve for x
    x = 68,562,974.88/8,594.10
  6. Step 6: Final answer
    x = 7,977.91

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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.