Home / 9,942.16-14,915.76-4,676.14

Finding the Fourth Proportional to 9,942.16, 14,915.76 and 4,676.14

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Solution

The fourth proportional to 9,942.16, 14,915.76 and 4,676.14 is: 7,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942.16 : 14,915.76 = 4,676.14 : x
  2. Step 2: Convert to fraction form
    9,942.16/14,915.76 = 4,676.14/x
  3. Step 3: Cross multiply
    9,942.16x = 14,915.76 × 4,676.14
  4. Step 4: Simplify right side
    9,942.16x = 69,748,181.97
  5. Step 5: Solve for x
    x = 69,748,181.97/9,942.16
  6. Step 6: Final answer
    x = 7,015.40

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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.