Home / 3,566.95-4,920.40-2,074.70

Finding the Fourth Proportional to 3,566.95, 4,920.40 and 2,074.70

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Solution

The fourth proportional to 3,566.95, 4,920.40 and 2,074.70 is: 2,861.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566.95 : 4,920.40 = 2,074.70 : x
  2. Step 2: Convert to fraction form
    3,566.95/4,920.40 = 2,074.70/x
  3. Step 3: Cross multiply
    3,566.95x = 4,920.40 × 2,074.70
  4. Step 4: Simplify right side
    3,566.95x = 10,208,353.88
  5. Step 5: Solve for x
    x = 10,208,353.88/3,566.95
  6. Step 6: Final answer
    x = 2,861.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.