Home / 10,480.02-14,457.96-8,879.85

Finding the Fourth Proportional to 10,480.02, 14,457.96 and 8,879.85

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Solution

The fourth proportional to 10,480.02, 14,457.96 and 8,879.85 is: 12,250.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,480.02 : 14,457.96 = 8,879.85 : x
  2. Step 2: Convert to fraction form
    10,480.02/14,457.96 = 8,879.85/x
  3. Step 3: Cross multiply
    10,480.02x = 14,457.96 × 8,879.85
  4. Step 4: Simplify right side
    10,480.02x = 128,384,516.11
  5. Step 5: Solve for x
    x = 128,384,516.11/10,480.02
  6. Step 6: Final answer
    x = 12,250.41

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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.