Home / 4,155.89-6,235.01-1,692.47

Finding the Fourth Proportional to 4,155.89, 6,235.01 and 1,692.47

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Solution

The fourth proportional to 4,155.89, 6,235.01 and 1,692.47 is: 2,539.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.89 : 6,235.01 = 1,692.47 : x
  2. Step 2: Convert to fraction form
    4,155.89/6,235.01 = 1,692.47/x
  3. Step 3: Cross multiply
    4,155.89x = 6,235.01 × 1,692.47
  4. Step 4: Simplify right side
    4,155.89x = 10,552,574.50
  5. Step 5: Solve for x
    x = 10,552,574.50/4,155.89
  6. Step 6: Final answer
    x = 2,539.19

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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.