Home / 10,633.20-14,664.96-6,647.04

Finding the Fourth Proportional to 10,633.20, 14,664.96 and 6,647.04

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Solution

The fourth proportional to 10,633.20, 14,664.96 and 6,647.04 is: 9,167.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,633.20 : 14,664.96 = 6,647.04 : x
  2. Step 2: Convert to fraction form
    10,633.20/14,664.96 = 6,647.04/x
  3. Step 3: Cross multiply
    10,633.20x = 14,664.96 × 6,647.04
  4. Step 4: Simplify right side
    10,633.20x = 97,478,575.72
  5. Step 5: Solve for x
    x = 97,478,575.72/10,633.20
  6. Step 6: Final answer
    x = 9,167.38

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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.