Home / 5,418.09-7,477.11-3,060.18

Finding the Fourth Proportional to 5,418.09, 7,477.11 and 3,060.18

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Solution

The fourth proportional to 5,418.09, 7,477.11 and 3,060.18 is: 4,223.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418.09 : 7,477.11 = 3,060.18 : x
  2. Step 2: Convert to fraction form
    5,418.09/7,477.11 = 3,060.18/x
  3. Step 3: Cross multiply
    5,418.09x = 7,477.11 × 3,060.18
  4. Step 4: Simplify right side
    5,418.09x = 22,881,302.48
  5. Step 5: Solve for x
    x = 22,881,302.48/5,418.09
  6. Step 6: Final answer
    x = 4,223.13

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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.