Home / 3,485.12-4,810.23-2,727.39

Finding the Fourth Proportional to 3,485.12, 4,810.23 and 2,727.39

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Solution

The fourth proportional to 3,485.12, 4,810.23 and 2,727.39 is: 3,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.12 : 4,810.23 = 2,727.39 : x
  2. Step 2: Convert to fraction form
    3,485.12/4,810.23 = 2,727.39/x
  3. Step 3: Cross multiply
    3,485.12x = 4,810.23 × 2,727.39
  4. Step 4: Simplify right side
    3,485.12x = 13,119,373.20
  5. Step 5: Solve for x
    x = 13,119,373.20/3,485.12
  6. Step 6: Final answer
    x = 3,764.40

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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.