Home / 4,203.45-6,300.48-2,125.35

Finding the Fourth Proportional to 4,203.45, 6,300.48 and 2,125.35

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Solution

The fourth proportional to 4,203.45, 6,300.48 and 2,125.35 is: 3,185.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203.45 : 6,300.48 = 2,125.35 : x
  2. Step 2: Convert to fraction form
    4,203.45/6,300.48 = 2,125.35/x
  3. Step 3: Cross multiply
    4,203.45x = 6,300.48 × 2,125.35
  4. Step 4: Simplify right side
    4,203.45x = 13,390,725.17
  5. Step 5: Solve for x
    x = 13,390,725.17/4,203.45
  6. Step 6: Final answer
    x = 3,185.65

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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.