Home / 6,235.89-9,353.79-1,555.87

Finding the Fourth Proportional to 6,235.89, 9,353.79 and 1,555.87

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Solution

The fourth proportional to 6,235.89, 9,353.79 and 1,555.87 is: 2,333.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.89 : 9,353.79 = 1,555.87 : x
  2. Step 2: Convert to fraction form
    6,235.89/9,353.79 = 1,555.87/x
  3. Step 3: Cross multiply
    6,235.89x = 9,353.79 × 1,555.87
  4. Step 4: Simplify right side
    6,235.89x = 14,553,281.25
  5. Step 5: Solve for x
    x = 14,553,281.25/6,235.89
  6. Step 6: Final answer
    x = 2,333.79

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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.