Home / 4,723.24-7,085.80-2,646.19

Finding the Fourth Proportional to 4,723.24, 7,085.80 and 2,646.19

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Solution

The fourth proportional to 4,723.24, 7,085.80 and 2,646.19 is: 3,969.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.24 : 7,085.80 = 2,646.19 : x
  2. Step 2: Convert to fraction form
    4,723.24/7,085.80 = 2,646.19/x
  3. Step 3: Cross multiply
    4,723.24x = 7,085.80 × 2,646.19
  4. Step 4: Simplify right side
    4,723.24x = 18,750,373.10
  5. Step 5: Solve for x
    x = 18,750,373.10/4,723.24
  6. Step 6: Final answer
    x = 3,969.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.