Home / 6,127.36-9,189.52-2,428.32

Finding the Fourth Proportional to 6,127.36, 9,189.52 and 2,428.32

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Solution

The fourth proportional to 6,127.36, 9,189.52 and 2,428.32 is: 3,641.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.36 : 9,189.52 = 2,428.32 : x
  2. Step 2: Convert to fraction form
    6,127.36/9,189.52 = 2,428.32/x
  3. Step 3: Cross multiply
    6,127.36x = 9,189.52 × 2,428.32
  4. Step 4: Simplify right side
    6,127.36x = 22,315,095.21
  5. Step 5: Solve for x
    x = 22,315,095.21/6,127.36
  6. Step 6: Final answer
    x = 3,641.88

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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.