Home / 2,770.45-4,153.63-1,674.57

Finding the Fourth Proportional to 2,770.45, 4,153.63 and 1,674.57

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Solution

The fourth proportional to 2,770.45, 4,153.63 and 1,674.57 is: 2,510.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770.45 : 4,153.63 = 1,674.57 : x
  2. Step 2: Convert to fraction form
    2,770.45/4,153.63 = 1,674.57/x
  3. Step 3: Cross multiply
    2,770.45x = 4,153.63 × 1,674.57
  4. Step 4: Simplify right side
    2,770.45x = 6,955,558.72
  5. Step 5: Solve for x
    x = 6,955,558.72/2,770.45
  6. Step 6: Final answer
    x = 2,510.62

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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.