Home / 11,527.64-17,291.40-7,357.28

Finding the Fourth Proportional to 11,527.64, 17,291.40 and 7,357.28

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Solution

The fourth proportional to 11,527.64, 17,291.40 and 7,357.28 is: 11,035.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,527.64 : 17,291.40 = 7,357.28 : x
  2. Step 2: Convert to fraction form
    11,527.64/17,291.40 = 7,357.28/x
  3. Step 3: Cross multiply
    11,527.64x = 17,291.40 × 7,357.28
  4. Step 4: Simplify right side
    11,527.64x = 127,217,671.39
  5. Step 5: Solve for x
    x = 127,217,671.39/11,527.64
  6. Step 6: Final answer
    x = 11,035.88

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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.