Home / 10,997.46-16,492.08-4,421.42

Finding the Fourth Proportional to 10,997.46, 16,492.08 and 4,421.42

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Solution

The fourth proportional to 10,997.46, 16,492.08 and 4,421.42 is: 6,630.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,997.46 : 16,492.08 = 4,421.42 : x
  2. Step 2: Convert to fraction form
    10,997.46/16,492.08 = 4,421.42/x
  3. Step 3: Cross multiply
    10,997.46x = 16,492.08 × 4,421.42
  4. Step 4: Simplify right side
    10,997.46x = 72,918,412.35
  5. Step 5: Solve for x
    x = 72,918,412.35/10,997.46
  6. Step 6: Final answer
    x = 6,630.48

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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.