Home / 5,903.40-8,146.56-3,250.74

Finding the Fourth Proportional to 5,903.40, 8,146.56 and 3,250.74

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Solution

The fourth proportional to 5,903.40, 8,146.56 and 3,250.74 is: 4,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.40 : 8,146.56 = 3,250.74 : x
  2. Step 2: Convert to fraction form
    5,903.40/8,146.56 = 3,250.74/x
  3. Step 3: Cross multiply
    5,903.40x = 8,146.56 × 3,250.74
  4. Step 4: Simplify right side
    5,903.40x = 26,482,348.45
  5. Step 5: Solve for x
    x = 26,482,348.45/5,903.40
  6. Step 6: Final answer
    x = 4,485.95

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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.