Home / 11,548.63-15,935.99-6,513.64

Finding the Fourth Proportional to 11,548.63, 15,935.99 and 6,513.64

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Solution

The fourth proportional to 11,548.63, 15,935.99 and 6,513.64 is: 8,988.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,548.63 : 15,935.99 = 6,513.64 : x
  2. Step 2: Convert to fraction form
    11,548.63/15,935.99 = 6,513.64/x
  3. Step 3: Cross multiply
    11,548.63x = 15,935.99 × 6,513.64
  4. Step 4: Simplify right side
    11,548.63x = 103,801,301.90
  5. Step 5: Solve for x
    x = 103,801,301.90/11,548.63
  6. Step 6: Final answer
    x = 8,988.19

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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.