Home / 11,308.40-15,605.33-6,527.96

Finding the Fourth Proportional to 11,308.40, 15,605.33 and 6,527.96

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Solution

The fourth proportional to 11,308.40, 15,605.33 and 6,527.96 is: 9,008.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.40 : 15,605.33 = 6,527.96 : x
  2. Step 2: Convert to fraction form
    11,308.40/15,605.33 = 6,527.96/x
  3. Step 3: Cross multiply
    11,308.40x = 15,605.33 × 6,527.96
  4. Step 4: Simplify right side
    11,308.40x = 101,870,970.03
  5. Step 5: Solve for x
    x = 101,870,970.03/11,308.40
  6. Step 6: Final answer
    x = 9,008.43

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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.