Home / 9,447.84-14,171.40-2,427.90

Finding the Fourth Proportional to 9,447.84, 14,171.40 and 2,427.90

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Solution

The fourth proportional to 9,447.84, 14,171.40 and 2,427.90 is: 3,641.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447.84 : 14,171.40 = 2,427.90 : x
  2. Step 2: Convert to fraction form
    9,447.84/14,171.40 = 2,427.90/x
  3. Step 3: Cross multiply
    9,447.84x = 14,171.40 × 2,427.90
  4. Step 4: Simplify right side
    9,447.84x = 34,406,742.06
  5. Step 5: Solve for x
    x = 34,406,742.06/9,447.84
  6. Step 6: Final answer
    x = 3,641.76

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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.