Home / 7,264.90-10,028.64-4,910.23

Finding the Fourth Proportional to 7,264.90, 10,028.64 and 4,910.23

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Solution

The fourth proportional to 7,264.90, 10,028.64 and 4,910.23 is: 6,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.90 : 10,028.64 = 4,910.23 : x
  2. Step 2: Convert to fraction form
    7,264.90/10,028.64 = 4,910.23/x
  3. Step 3: Cross multiply
    7,264.90x = 10,028.64 × 4,910.23
  4. Step 4: Simplify right side
    7,264.90x = 49,242,928.99
  5. Step 5: Solve for x
    x = 49,242,928.99/7,264.90
  6. Step 6: Final answer
    x = 6,778.20

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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.