Home / 4,909.41-7,364.27-1,948.40

Finding the Fourth Proportional to 4,909.41, 7,364.27 and 1,948.40

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Solution

The fourth proportional to 4,909.41, 7,364.27 and 1,948.40 is: 2,922.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.41 : 7,364.27 = 1,948.40 : x
  2. Step 2: Convert to fraction form
    4,909.41/7,364.27 = 1,948.40/x
  3. Step 3: Cross multiply
    4,909.41x = 7,364.27 × 1,948.40
  4. Step 4: Simplify right side
    4,909.41x = 14,348,562.08
  5. Step 5: Solve for x
    x = 14,348,562.08/4,909.41
  6. Step 6: Final answer
    x = 2,922.67

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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.