Home / 3,480.16-4,801.26-3,038.08

Finding the Fourth Proportional to 3,480.16, 4,801.26 and 3,038.08

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Solution

The fourth proportional to 3,480.16, 4,801.26 and 3,038.08 is: 4,191.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480.16 : 4,801.26 = 3,038.08 : x
  2. Step 2: Convert to fraction form
    3,480.16/4,801.26 = 3,038.08/x
  3. Step 3: Cross multiply
    3,480.16x = 4,801.26 × 3,038.08
  4. Step 4: Simplify right side
    3,480.16x = 14,586,611.98
  5. Step 5: Solve for x
    x = 14,586,611.98/3,480.16
  6. Step 6: Final answer
    x = 4,191.36

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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.