Home / 9,455.58-14,185.20-4,188.57

Finding the Fourth Proportional to 9,455.58, 14,185.20 and 4,188.57

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Solution

The fourth proportional to 9,455.58, 14,185.20 and 4,188.57 is: 6,283.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.58 : 14,185.20 = 4,188.57 : x
  2. Step 2: Convert to fraction form
    9,455.58/14,185.20 = 4,188.57/x
  3. Step 3: Cross multiply
    9,455.58x = 14,185.20 × 4,188.57
  4. Step 4: Simplify right side
    9,455.58x = 59,415,703.16
  5. Step 5: Solve for x
    x = 59,415,703.16/9,455.58
  6. Step 6: Final answer
    x = 6,283.67

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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.