Home / 11,317.48-16,962.24-8,208.16

Finding the Fourth Proportional to 11,317.48, 16,962.24 and 8,208.16

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Solution

The fourth proportional to 11,317.48, 16,962.24 and 8,208.16 is: 12,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.48 : 16,962.24 = 8,208.16 : x
  2. Step 2: Convert to fraction form
    11,317.48/16,962.24 = 8,208.16/x
  3. Step 3: Cross multiply
    11,317.48x = 16,962.24 × 8,208.16
  4. Step 4: Simplify right side
    11,317.48x = 139,228,779.88
  5. Step 5: Solve for x
    x = 139,228,779.88/11,317.48
  6. Step 6: Final answer
    x = 12,302.10

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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.