Home / 4,723.92-7,087.50-2,127.06

Finding the Fourth Proportional to 4,723.92, 7,087.50 and 2,127.06

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Solution

The fourth proportional to 4,723.92, 7,087.50 and 2,127.06 is: 3,191.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.92 : 7,087.50 = 2,127.06 : x
  2. Step 2: Convert to fraction form
    4,723.92/7,087.50 = 2,127.06/x
  3. Step 3: Cross multiply
    4,723.92x = 7,087.50 × 2,127.06
  4. Step 4: Simplify right side
    4,723.92x = 15,075,537.75
  5. Step 5: Solve for x
    x = 15,075,537.75/4,723.92
  6. Step 6: Final answer
    x = 3,191.32

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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.