Home / 6,977.85-10,454.31-3,683.58

Finding the Fourth Proportional to 6,977.85, 10,454.31 and 3,683.58

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Solution

The fourth proportional to 6,977.85, 10,454.31 and 3,683.58 is: 5,518.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.85 : 10,454.31 = 3,683.58 : x
  2. Step 2: Convert to fraction form
    6,977.85/10,454.31 = 3,683.58/x
  3. Step 3: Cross multiply
    6,977.85x = 10,454.31 × 3,683.58
  4. Step 4: Simplify right side
    6,977.85x = 38,509,287.23
  5. Step 5: Solve for x
    x = 38,509,287.23/6,977.85
  6. Step 6: Final answer
    x = 5,518.79

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1.5x scale

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.