Home / 6,235.38-9,353.79-1,618.74

Finding the Fourth Proportional to 6,235.38, 9,353.79 and 1,618.74

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Solution

The fourth proportional to 6,235.38, 9,353.79 and 1,618.74 is: 2,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.38 : 9,353.79 = 1,618.74 : x
  2. Step 2: Convert to fraction form
    6,235.38/9,353.79 = 1,618.74/x
  3. Step 3: Cross multiply
    6,235.38x = 9,353.79 × 1,618.74
  4. Step 4: Simplify right side
    6,235.38x = 15,141,354.02
  5. Step 5: Solve for x
    x = 15,141,354.02/6,235.38
  6. Step 6: Final answer
    x = 2,428.30

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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.