Home / 3,047.85-4,205.62-1,703.32

Finding the Fourth Proportional to 3,047.85, 4,205.62 and 1,703.32

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Solution

The fourth proportional to 3,047.85, 4,205.62 and 1,703.32 is: 2,350.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.85 : 4,205.62 = 1,703.32 : x
  2. Step 2: Convert to fraction form
    3,047.85/4,205.62 = 1,703.32/x
  3. Step 3: Cross multiply
    3,047.85x = 4,205.62 × 1,703.32
  4. Step 4: Simplify right side
    3,047.85x = 7,163,516.66
  5. Step 5: Solve for x
    x = 7,163,516.66/3,047.85
  6. Step 6: Final answer
    x = 2,350.35

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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.