Home / 4,428-6,634.08-2,864.52

Finding the Fourth Proportional to 4,428, 6,634.08 and 2,864.52

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Solution

The fourth proportional to 4,428, 6,634.08 and 2,864.52 is: 4,291.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428 : 6,634.08 = 2,864.52 : x
  2. Step 2: Convert to fraction form
    4,428/6,634.08 = 2,864.52/x
  3. Step 3: Cross multiply
    4,428x = 6,634.08 × 2,864.52
  4. Step 4: Simplify right side
    4,428x = 19,003,454.84
  5. Step 5: Solve for x
    x = 19,003,454.84/4,428
  6. Step 6: Final answer
    x = 4,291.66

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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.