Home / 3,585.58-4,950.42-3,211.90

Finding the Fourth Proportional to 3,585.58, 4,950.42 and 3,211.90

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Solution

The fourth proportional to 3,585.58, 4,950.42 and 3,211.90 is: 4,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.58 : 4,950.42 = 3,211.90 : x
  2. Step 2: Convert to fraction form
    3,585.58/4,950.42 = 3,211.90/x
  3. Step 3: Cross multiply
    3,585.58x = 4,950.42 × 3,211.90
  4. Step 4: Simplify right side
    3,585.58x = 15,900,254.00
  5. Step 5: Solve for x
    x = 15,900,254.00/3,585.58
  6. Step 6: Final answer
    x = 4,434.50

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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.