Home / 4,330.60-5,971.98-3,970.84

Finding the Fourth Proportional to 4,330.60, 5,971.98 and 3,970.84

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Solution

The fourth proportional to 4,330.60, 5,971.98 and 3,970.84 is: 5,475.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,330.60 : 5,971.98 = 3,970.84 : x
  2. Step 2: Convert to fraction form
    4,330.60/5,971.98 = 3,970.84/x
  3. Step 3: Cross multiply
    4,330.60x = 5,971.98 × 3,970.84
  4. Step 4: Simplify right side
    4,330.60x = 23,713,777.06
  5. Step 5: Solve for x
    x = 23,713,777.06/4,330.60
  6. Step 6: Final answer
    x = 5,475.86

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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.