Home / 4,915.26-7,374.78-2,316.36

Finding the Fourth Proportional to 4,915.26, 7,374.78 and 2,316.36

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Solution

The fourth proportional to 4,915.26, 7,374.78 and 2,316.36 is: 3,475.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.26 : 7,374.78 = 2,316.36 : x
  2. Step 2: Convert to fraction form
    4,915.26/7,374.78 = 2,316.36/x
  3. Step 3: Cross multiply
    4,915.26x = 7,374.78 × 2,316.36
  4. Step 4: Simplify right side
    4,915.26x = 17,082,645.40
  5. Step 5: Solve for x
    x = 17,082,645.40/4,915.26
  6. Step 6: Final answer
    x = 3,475.43

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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.