Home / 4,355.67-6,012.87-3,099.36

Finding the Fourth Proportional to 4,355.67, 6,012.87 and 3,099.36

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Solution

The fourth proportional to 4,355.67, 6,012.87 and 3,099.36 is: 4,278.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.67 : 6,012.87 = 3,099.36 : x
  2. Step 2: Convert to fraction form
    4,355.67/6,012.87 = 3,099.36/x
  3. Step 3: Cross multiply
    4,355.67x = 6,012.87 × 3,099.36
  4. Step 4: Simplify right side
    4,355.67x = 18,636,048.76
  5. Step 5: Solve for x
    x = 18,636,048.76/4,355.67
  6. Step 6: Final answer
    x = 4,278.57

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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.