Home / 6,862.50-9,467.08-4,028.96

Finding the Fourth Proportional to 6,862.50, 9,467.08 and 4,028.96

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Solution

The fourth proportional to 6,862.50, 9,467.08 and 4,028.96 is: 5,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,862.50 : 9,467.08 = 4,028.96 : x
  2. Step 2: Convert to fraction form
    6,862.50/9,467.08 = 4,028.96/x
  3. Step 3: Cross multiply
    6,862.50x = 9,467.08 × 4,028.96
  4. Step 4: Simplify right side
    6,862.50x = 38,142,500.23
  5. Step 5: Solve for x
    x = 38,142,500.23/6,862.50
  6. Step 6: Final answer
    x = 5,558.11

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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.