Home / 3,548.16-4,903.20-3,016.80

Finding the Fourth Proportional to 3,548.16, 4,903.20 and 3,016.80

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Solution

The fourth proportional to 3,548.16, 4,903.20 and 3,016.80 is: 4,168.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.16 : 4,903.20 = 3,016.80 : x
  2. Step 2: Convert to fraction form
    3,548.16/4,903.20 = 3,016.80/x
  3. Step 3: Cross multiply
    3,548.16x = 4,903.20 × 3,016.80
  4. Step 4: Simplify right side
    3,548.16x = 14,791,973.76
  5. Step 5: Solve for x
    x = 14,791,973.76/3,548.16
  6. Step 6: Final answer
    x = 4,168.91

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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.