Home / 4,245.80-6,356.55-4,124.30

Finding the Fourth Proportional to 4,245.80, 6,356.55 and 4,124.30

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Solution

The fourth proportional to 4,245.80, 6,356.55 and 4,124.30 is: 6,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.80 : 6,356.55 = 4,124.30 : x
  2. Step 2: Convert to fraction form
    4,245.80/6,356.55 = 4,124.30/x
  3. Step 3: Cross multiply
    4,245.80x = 6,356.55 × 4,124.30
  4. Step 4: Simplify right side
    4,245.80x = 26,216,319.17
  5. Step 5: Solve for x
    x = 26,216,319.17/4,245.80
  6. Step 6: Final answer
    x = 6,174.65

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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.