Home / 9,938.82-14,915.07-4,095.42

Finding the Fourth Proportional to 9,938.82, 14,915.07 and 4,095.42

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Solution

The fourth proportional to 9,938.82, 14,915.07 and 4,095.42 is: 6,145.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.82 : 14,915.07 = 4,095.42 : x
  2. Step 2: Convert to fraction form
    9,938.82/14,915.07 = 4,095.42/x
  3. Step 3: Cross multiply
    9,938.82x = 14,915.07 × 4,095.42
  4. Step 4: Simplify right side
    9,938.82x = 61,083,475.98
  5. Step 5: Solve for x
    x = 61,083,475.98/9,938.82
  6. Step 6: Final answer
    x = 6,145.95

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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.