Home / 5,407.36-7,461.93-3,049.72

Finding the Fourth Proportional to 5,407.36, 7,461.93 and 3,049.72

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Solution

The fourth proportional to 5,407.36, 7,461.93 and 3,049.72 is: 4,208.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,407.36 : 7,461.93 = 3,049.72 : x
  2. Step 2: Convert to fraction form
    5,407.36/7,461.93 = 3,049.72/x
  3. Step 3: Cross multiply
    5,407.36x = 7,461.93 × 3,049.72
  4. Step 4: Simplify right side
    5,407.36x = 22,756,797.16
  5. Step 5: Solve for x
    x = 22,756,797.16/5,407.36
  6. Step 6: Final answer
    x = 4,208.49

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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.