Home / 9,274.49-13,915.28-5,579.33

Finding the Fourth Proportional to 9,274.49, 13,915.28 and 5,579.33

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Solution

The fourth proportional to 9,274.49, 13,915.28 and 5,579.33 is: 8,371.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,274.49 : 13,915.28 = 5,579.33 : x
  2. Step 2: Convert to fraction form
    9,274.49/13,915.28 = 5,579.33/x
  3. Step 3: Cross multiply
    9,274.49x = 13,915.28 × 5,579.33
  4. Step 4: Simplify right side
    9,274.49x = 77,637,911.27
  5. Step 5: Solve for x
    x = 77,637,911.27/9,274.49
  6. Step 6: Final answer
    x = 8,371.12

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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.