Home / 3,527.80-4,868.46-1,955.80

Finding the Fourth Proportional to 3,527.80, 4,868.46 and 1,955.80

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Solution

The fourth proportional to 3,527.80, 4,868.46 and 1,955.80 is: 2,699.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.80 : 4,868.46 = 1,955.80 : x
  2. Step 2: Convert to fraction form
    3,527.80/4,868.46 = 1,955.80/x
  3. Step 3: Cross multiply
    3,527.80x = 4,868.46 × 1,955.80
  4. Step 4: Simplify right side
    3,527.80x = 9,521,734.07
  5. Step 5: Solve for x
    x = 9,521,734.07/3,527.80
  6. Step 6: Final answer
    x = 2,699.06

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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.