Home / 9,944.78-14,915.34-4,021.35

Finding the Fourth Proportional to 9,944.78, 14,915.34 and 4,021.35

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Solution

The fourth proportional to 9,944.78, 14,915.34 and 4,021.35 is: 6,031.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,944.78 : 14,915.34 = 4,021.35 : x
  2. Step 2: Convert to fraction form
    9,944.78/14,915.34 = 4,021.35/x
  3. Step 3: Cross multiply
    9,944.78x = 14,915.34 × 4,021.35
  4. Step 4: Simplify right side
    9,944.78x = 59,979,746.58
  5. Step 5: Solve for x
    x = 59,979,746.58/9,944.78
  6. Step 6: Final answer
    x = 6,031.28

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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.