Home / 7,681.22-11,527.98-3,523.19

Finding the Fourth Proportional to 7,681.22, 11,527.98 and 3,523.19

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Solution

The fourth proportional to 7,681.22, 11,527.98 and 3,523.19 is: 5,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681.22 : 11,527.98 = 3,523.19 : x
  2. Step 2: Convert to fraction form
    7,681.22/11,527.98 = 3,523.19/x
  3. Step 3: Cross multiply
    7,681.22x = 11,527.98 × 3,523.19
  4. Step 4: Simplify right side
    7,681.22x = 40,615,206.22
  5. Step 5: Solve for x
    x = 40,615,206.22/7,681.22
  6. Step 6: Final answer
    x = 5,287.60

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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.