Home / 9,459.12-14,180.40-3,611.52

Finding the Fourth Proportional to 9,459.12, 14,180.40 and 3,611.52

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Solution

The fourth proportional to 9,459.12, 14,180.40 and 3,611.52 is: 5,414.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.12 : 14,180.40 = 3,611.52 : x
  2. Step 2: Convert to fraction form
    9,459.12/14,180.40 = 3,611.52/x
  3. Step 3: Cross multiply
    9,459.12x = 14,180.40 × 3,611.52
  4. Step 4: Simplify right side
    9,459.12x = 51,212,798.21
  5. Step 5: Solve for x
    x = 51,212,798.21/9,459.12
  6. Step 6: Final answer
    x = 5,414.12

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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.