Home / 8,466.90-12,698.91-2,309.46

Finding the Fourth Proportional to 8,466.90, 12,698.91 and 2,309.46

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Solution

The fourth proportional to 8,466.90, 12,698.91 and 2,309.46 is: 3,463.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.90 : 12,698.91 = 2,309.46 : x
  2. Step 2: Convert to fraction form
    8,466.90/12,698.91 = 2,309.46/x
  3. Step 3: Cross multiply
    8,466.90x = 12,698.91 × 2,309.46
  4. Step 4: Simplify right side
    8,466.90x = 29,327,624.69
  5. Step 5: Solve for x
    x = 29,327,624.69/8,466.90
  6. Step 6: Final answer
    x = 3,463.80

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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.