Home / 3,801.46-5,246.02-2,308.98

Finding the Fourth Proportional to 3,801.46, 5,246.02 and 2,308.98

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Solution

The fourth proportional to 3,801.46, 5,246.02 and 2,308.98 is: 3,186.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.46 : 5,246.02 = 2,308.98 : x
  2. Step 2: Convert to fraction form
    3,801.46/5,246.02 = 2,308.98/x
  3. Step 3: Cross multiply
    3,801.46x = 5,246.02 × 2,308.98
  4. Step 4: Simplify right side
    3,801.46x = 12,112,955.26
  5. Step 5: Solve for x
    x = 12,112,955.26/3,801.46
  6. Step 6: Final answer
    x = 3,186.40

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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.