Home / 11,873.02-16,384.70-6,567.72

Finding the Fourth Proportional to 11,873.02, 16,384.70 and 6,567.72

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Solution

The fourth proportional to 11,873.02, 16,384.70 and 6,567.72 is: 9,063.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,873.02 : 16,384.70 = 6,567.72 : x
  2. Step 2: Convert to fraction form
    11,873.02/16,384.70 = 6,567.72/x
  3. Step 3: Cross multiply
    11,873.02x = 16,384.70 × 6,567.72
  4. Step 4: Simplify right side
    11,873.02x = 107,610,199.75
  5. Step 5: Solve for x
    x = 107,610,199.75/11,873.02
  6. Step 6: Final answer
    x = 9,063.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.