Home / 10,814.48-16,217.40-5,267.60

Finding the Fourth Proportional to 10,814.48, 16,217.40 and 5,267.60

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Solution

The fourth proportional to 10,814.48, 16,217.40 and 5,267.60 is: 7,899.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.48 : 16,217.40 = 5,267.60 : x
  2. Step 2: Convert to fraction form
    10,814.48/16,217.40 = 5,267.60/x
  3. Step 3: Cross multiply
    10,814.48x = 16,217.40 × 5,267.60
  4. Step 4: Simplify right side
    10,814.48x = 85,426,776.24
  5. Step 5: Solve for x
    x = 85,426,776.24/10,814.48
  6. Step 6: Final answer
    x = 7,899.30

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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.