Home / 6,428.27-9,641.69-2,267.51

Finding the Fourth Proportional to 6,428.27, 9,641.69 and 2,267.51

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Solution

The fourth proportional to 6,428.27, 9,641.69 and 2,267.51 is: 3,401.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428.27 : 9,641.69 = 2,267.51 : x
  2. Step 2: Convert to fraction form
    6,428.27/9,641.69 = 2,267.51/x
  3. Step 3: Cross multiply
    6,428.27x = 9,641.69 × 2,267.51
  4. Step 4: Simplify right side
    6,428.27x = 21,862,580.28
  5. Step 5: Solve for x
    x = 21,862,580.28/6,428.27
  6. Step 6: Final answer
    x = 3,401.01

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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.