Home / 10,663.70-16,003.55-5,466.90

Finding the Fourth Proportional to 10,663.70, 16,003.55 and 5,466.90

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Solution

The fourth proportional to 10,663.70, 16,003.55 and 5,466.90 is: 8,204.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.70 : 16,003.55 = 5,466.90 : x
  2. Step 2: Convert to fraction form
    10,663.70/16,003.55 = 5,466.90/x
  3. Step 3: Cross multiply
    10,663.70x = 16,003.55 × 5,466.90
  4. Step 4: Simplify right side
    10,663.70x = 87,489,807.50
  5. Step 5: Solve for x
    x = 87,489,807.50/10,663.70
  6. Step 6: Final answer
    x = 8,204.45

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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.