Home / 5,011.26-6,915.75-3,097.50

Finding the Fourth Proportional to 5,011.26, 6,915.75 and 3,097.50

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Solution

The fourth proportional to 5,011.26, 6,915.75 and 3,097.50 is: 4,274.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.26 : 6,915.75 = 3,097.50 : x
  2. Step 2: Convert to fraction form
    5,011.26/6,915.75 = 3,097.50/x
  3. Step 3: Cross multiply
    5,011.26x = 6,915.75 × 3,097.50
  4. Step 4: Simplify right side
    5,011.26x = 21,421,535.63
  5. Step 5: Solve for x
    x = 21,421,535.63/5,011.26
  6. Step 6: Final answer
    x = 4,274.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.