Home / 4,901.84-7,353.40-1,439.12

Finding the Fourth Proportional to 4,901.84, 7,353.40 and 1,439.12

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Solution

The fourth proportional to 4,901.84, 7,353.40 and 1,439.12 is: 2,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.84 : 7,353.40 = 1,439.12 : x
  2. Step 2: Convert to fraction form
    4,901.84/7,353.40 = 1,439.12/x
  3. Step 3: Cross multiply
    4,901.84x = 7,353.40 × 1,439.12
  4. Step 4: Simplify right side
    4,901.84x = 10,582,425.01
  5. Step 5: Solve for x
    x = 10,582,425.01/4,901.84
  6. Step 6: Final answer
    x = 2,158.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.