Home / 9,644.41-13,309.35-5,613.64

Finding the Fourth Proportional to 9,644.41, 13,309.35 and 5,613.64

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Solution

The fourth proportional to 9,644.41, 13,309.35 and 5,613.64 is: 7,746.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,644.41 : 13,309.35 = 5,613.64 : x
  2. Step 2: Convert to fraction form
    9,644.41/13,309.35 = 5,613.64/x
  3. Step 3: Cross multiply
    9,644.41x = 13,309.35 × 5,613.64
  4. Step 4: Simplify right side
    9,644.41x = 74,713,899.53
  5. Step 5: Solve for x
    x = 74,713,899.53/9,644.41
  6. Step 6: Final answer
    x = 7,746.86

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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.