Home / 4,428-6,106.98-2,936.29

Finding the Fourth Proportional to 4,428, 6,106.98 and 2,936.29

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Solution

The fourth proportional to 4,428, 6,106.98 and 2,936.29 is: 4,049.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428 : 6,106.98 = 2,936.29 : x
  2. Step 2: Convert to fraction form
    4,428/6,106.98 = 2,936.29/x
  3. Step 3: Cross multiply
    4,428x = 6,106.98 × 2,936.29
  4. Step 4: Simplify right side
    4,428x = 17,931,864.30
  5. Step 5: Solve for x
    x = 17,931,864.30/4,428
  6. Step 6: Final answer
    x = 4,049.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.