Home / 9,638.91-14,447.37-4,088.79

Finding the Fourth Proportional to 9,638.91, 14,447.37 and 4,088.79

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Solution

The fourth proportional to 9,638.91, 14,447.37 and 4,088.79 is: 6,128.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638.91 : 14,447.37 = 4,088.79 : x
  2. Step 2: Convert to fraction form
    9,638.91/14,447.37 = 4,088.79/x
  3. Step 3: Cross multiply
    9,638.91x = 14,447.37 × 4,088.79
  4. Step 4: Simplify right side
    9,638.91x = 59,072,261.98
  5. Step 5: Solve for x
    x = 59,072,261.98/9,638.91
  6. Step 6: Final answer
    x = 6,128.52

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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.