Home / 6,435.46-8,883.54-5,445.88

Finding the Fourth Proportional to 6,435.46, 8,883.54 and 5,445.88

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Solution

The fourth proportional to 6,435.46, 8,883.54 and 5,445.88 is: 7,517.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435.46 : 8,883.54 = 5,445.88 : x
  2. Step 2: Convert to fraction form
    6,435.46/8,883.54 = 5,445.88/x
  3. Step 3: Cross multiply
    6,435.46x = 8,883.54 × 5,445.88
  4. Step 4: Simplify right side
    6,435.46x = 48,378,692.82
  5. Step 5: Solve for x
    x = 48,378,692.82/6,435.46
  6. Step 6: Final answer
    x = 7,517.52

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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.