Home / 9,342.24-14,012.88-4,725.12

Finding the Fourth Proportional to 9,342.24, 14,012.88 and 4,725.12

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Solution

The fourth proportional to 9,342.24, 14,012.88 and 4,725.12 is: 7,087.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,342.24 : 14,012.88 = 4,725.12 : x
  2. Step 2: Convert to fraction form
    9,342.24/14,012.88 = 4,725.12/x
  3. Step 3: Cross multiply
    9,342.24x = 14,012.88 × 4,725.12
  4. Step 4: Simplify right side
    9,342.24x = 66,212,539.55
  5. Step 5: Solve for x
    x = 66,212,539.55/9,342.24
  6. Step 6: Final answer
    x = 7,087.44

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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.