Home / 11,507.21-17,233.13-6,561.86

Finding the Fourth Proportional to 11,507.21, 17,233.13 and 6,561.86

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Solution

The fourth proportional to 11,507.21, 17,233.13 and 6,561.86 is: 9,827.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,507.21 : 17,233.13 = 6,561.86 : x
  2. Step 2: Convert to fraction form
    11,507.21/17,233.13 = 6,561.86/x
  3. Step 3: Cross multiply
    11,507.21x = 17,233.13 × 6,561.86
  4. Step 4: Simplify right side
    11,507.21x = 113,081,386.42
  5. Step 5: Solve for x
    x = 113,081,386.42/11,507.21
  6. Step 6: Final answer
    x = 9,827.00

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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.