Home / 5,418.99-7,477.97-3,061.35

Finding the Fourth Proportional to 5,418.99, 7,477.97 and 3,061.35

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Solution

The fourth proportional to 5,418.99, 7,477.97 and 3,061.35 is: 4,224.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418.99 : 7,477.97 = 3,061.35 : x
  2. Step 2: Convert to fraction form
    5,418.99/7,477.97 = 3,061.35/x
  3. Step 3: Cross multiply
    5,418.99x = 7,477.97 × 3,061.35
  4. Step 4: Simplify right side
    5,418.99x = 22,892,683.46
  5. Step 5: Solve for x
    x = 22,892,683.46/5,418.99
  6. Step 6: Final answer
    x = 4,224.53

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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.