Home / 9,445.91-14,225.09-8,228.03

Finding the Fourth Proportional to 9,445.91, 14,225.09 and 8,228.03

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Solution

The fourth proportional to 9,445.91, 14,225.09 and 8,228.03 is: 12,391.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.91 : 14,225.09 = 8,228.03 : x
  2. Step 2: Convert to fraction form
    9,445.91/14,225.09 = 8,228.03/x
  3. Step 3: Cross multiply
    9,445.91x = 14,225.09 × 8,228.03
  4. Step 4: Simplify right side
    9,445.91x = 117,044,355.01
  5. Step 5: Solve for x
    x = 117,044,355.01/9,445.91
  6. Step 6: Final answer
    x = 12,391.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.