Home / 3,069.06-4,580.40-2,860.98

Finding the Fourth Proportional to 3,069.06, 4,580.40 and 2,860.98

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Solution

The fourth proportional to 3,069.06, 4,580.40 and 2,860.98 is: 4,269.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.06 : 4,580.40 = 2,860.98 : x
  2. Step 2: Convert to fraction form
    3,069.06/4,580.40 = 2,860.98/x
  3. Step 3: Cross multiply
    3,069.06x = 4,580.40 × 2,860.98
  4. Step 4: Simplify right side
    3,069.06x = 13,104,432.79
  5. Step 5: Solve for x
    x = 13,104,432.79/3,069.06
  6. Step 6: Final answer
    x = 4,269.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.