Home / 9,256.96-13,890.87-3,417.64

Finding the Fourth Proportional to 9,256.96, 13,890.87 and 3,417.64

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Solution

The fourth proportional to 9,256.96, 13,890.87 and 3,417.64 is: 5,128.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,256.96 : 13,890.87 = 3,417.64 : x
  2. Step 2: Convert to fraction form
    9,256.96/13,890.87 = 3,417.64/x
  3. Step 3: Cross multiply
    9,256.96x = 13,890.87 × 3,417.64
  4. Step 4: Simplify right side
    9,256.96x = 47,473,992.95
  5. Step 5: Solve for x
    x = 47,473,992.95/9,256.96
  6. Step 6: Final answer
    x = 5,128.46

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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.