Home / 12,057.08-18,075.24-5,808.51

Finding the Fourth Proportional to 12,057.08, 18,075.24 and 5,808.51

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Solution

The fourth proportional to 12,057.08, 18,075.24 and 5,808.51 is: 8,707.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057.08 : 18,075.24 = 5,808.51 : x
  2. Step 2: Convert to fraction form
    12,057.08/18,075.24 = 5,808.51/x
  3. Step 3: Cross multiply
    12,057.08x = 18,075.24 × 5,808.51
  4. Step 4: Simplify right side
    12,057.08x = 104,990,212.29
  5. Step 5: Solve for x
    x = 104,990,212.29/12,057.08
  6. Step 6: Final answer
    x = 8,707.77

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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.