Home / 3,527.60-4,867.56-1,955.70

Finding the Fourth Proportional to 3,527.60, 4,867.56 and 1,955.70

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Solution

The fourth proportional to 3,527.60, 4,867.56 and 1,955.70 is: 2,698.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.60 : 4,867.56 = 1,955.70 : x
  2. Step 2: Convert to fraction form
    3,527.60/4,867.56 = 1,955.70/x
  3. Step 3: Cross multiply
    3,527.60x = 4,867.56 × 1,955.70
  4. Step 4: Simplify right side
    3,527.60x = 9,519,487.09
  5. Step 5: Solve for x
    x = 9,519,487.09/3,527.60
  6. Step 6: Final answer
    x = 2,698.58

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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.