Home / 3,527.10-4,867.55-1,955.09

Finding the Fourth Proportional to 3,527.10, 4,867.55 and 1,955.09

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Solution

The fourth proportional to 3,527.10, 4,867.55 and 1,955.09 is: 2,698.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.10 : 4,867.55 = 1,955.09 : x
  2. Step 2: Convert to fraction form
    3,527.10/4,867.55 = 1,955.09/x
  3. Step 3: Cross multiply
    3,527.10x = 4,867.55 × 1,955.09
  4. Step 4: Simplify right side
    3,527.10x = 9,516,498.33
  5. Step 5: Solve for x
    x = 9,516,498.33/3,527.10
  6. Step 6: Final answer
    x = 2,698.11

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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.