Home / 5,903.31-8,146.55-3,214.49

Finding the Fourth Proportional to 5,903.31, 8,146.55 and 3,214.49

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Solution

The fourth proportional to 5,903.31, 8,146.55 and 3,214.49 is: 4,435.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.31 : 8,146.55 = 3,214.49 : x
  2. Step 2: Convert to fraction form
    5,903.31/8,146.55 = 3,214.49/x
  3. Step 3: Cross multiply
    5,903.31x = 8,146.55 × 3,214.49
  4. Step 4: Simplify right side
    5,903.31x = 26,186,984.48
  5. Step 5: Solve for x
    x = 26,186,984.48/5,903.31
  6. Step 6: Final answer
    x = 4,435.98

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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.