Home / 9,646.63-13,311.41-5,397.44

Finding the Fourth Proportional to 9,646.63, 13,311.41 and 5,397.44

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Solution

The fourth proportional to 9,646.63, 13,311.41 and 5,397.44 is: 7,447.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,646.63 : 13,311.41 = 5,397.44 : x
  2. Step 2: Convert to fraction form
    9,646.63/13,311.41 = 5,397.44/x
  3. Step 3: Cross multiply
    9,646.63x = 13,311.41 × 5,397.44
  4. Step 4: Simplify right side
    9,646.63x = 71,847,443.25
  5. Step 5: Solve for x
    x = 71,847,443.25/9,646.63
  6. Step 6: Final answer
    x = 7,447.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.