Home / 6,539.56-9,025.90-3,886.45

Finding the Fourth Proportional to 6,539.56, 9,025.90 and 3,886.45

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Solution

The fourth proportional to 6,539.56, 9,025.90 and 3,886.45 is: 5,364.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.56 : 9,025.90 = 3,886.45 : x
  2. Step 2: Convert to fraction form
    6,539.56/9,025.90 = 3,886.45/x
  3. Step 3: Cross multiply
    6,539.56x = 9,025.90 × 3,886.45
  4. Step 4: Simplify right side
    6,539.56x = 35,078,709.06
  5. Step 5: Solve for x
    x = 35,078,709.06/6,539.56
  6. Step 6: Final answer
    x = 5,364.08

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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.