Home / 4,200.14-6,298.40-2,117.54

Finding the Fourth Proportional to 4,200.14, 6,298.40 and 2,117.54

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Solution

The fourth proportional to 4,200.14, 6,298.40 and 2,117.54 is: 3,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.14 : 6,298.40 = 2,117.54 : x
  2. Step 2: Convert to fraction form
    4,200.14/6,298.40 = 2,117.54/x
  3. Step 3: Cross multiply
    4,200.14x = 6,298.40 × 2,117.54
  4. Step 4: Simplify right side
    4,200.14x = 13,337,113.94
  5. Step 5: Solve for x
    x = 13,337,113.94/4,200.14
  6. Step 6: Final answer
    x = 3,175.40

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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.