Home / 9,939.06-14,915.44-4,095.68

Finding the Fourth Proportional to 9,939.06, 14,915.44 and 4,095.68

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Solution

The fourth proportional to 9,939.06, 14,915.44 and 4,095.68 is: 6,146.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.06 : 14,915.44 = 4,095.68 : x
  2. Step 2: Convert to fraction form
    9,939.06/14,915.44 = 4,095.68/x
  3. Step 3: Cross multiply
    9,939.06x = 14,915.44 × 4,095.68
  4. Step 4: Simplify right side
    9,939.06x = 61,088,869.30
  5. Step 5: Solve for x
    x = 61,088,869.30/9,939.06
  6. Step 6: Final answer
    x = 6,146.34

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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.