Home / 11,557.12-17,336.40-4,630.72

Finding the Fourth Proportional to 11,557.12, 17,336.40 and 4,630.72

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Solution

The fourth proportional to 11,557.12, 17,336.40 and 4,630.72 is: 6,946.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557.12 : 17,336.40 = 4,630.72 : x
  2. Step 2: Convert to fraction form
    11,557.12/17,336.40 = 4,630.72/x
  3. Step 3: Cross multiply
    11,557.12x = 17,336.40 × 4,630.72
  4. Step 4: Simplify right side
    11,557.12x = 80,280,014.21
  5. Step 5: Solve for x
    x = 80,280,014.21/11,557.12
  6. Step 6: Final answer
    x = 6,946.37

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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.