Home / 4,929.09-7,420.26-4,493.13

Finding the Fourth Proportional to 4,929.09, 7,420.26 and 4,493.13

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Solution

The fourth proportional to 4,929.09, 7,420.26 and 4,493.13 is: 6,763.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.09 : 7,420.26 = 4,493.13 : x
  2. Step 2: Convert to fraction form
    4,929.09/7,420.26 = 4,493.13/x
  3. Step 3: Cross multiply
    4,929.09x = 7,420.26 × 4,493.13
  4. Step 4: Simplify right side
    4,929.09x = 33,340,192.81
  5. Step 5: Solve for x
    x = 33,340,192.81/4,929.09
  6. Step 6: Final answer
    x = 6,763.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.