Home / 11,681.14-17,526.23-4,290.70

Finding the Fourth Proportional to 11,681.14, 17,526.23 and 4,290.70

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Solution

The fourth proportional to 11,681.14, 17,526.23 and 4,290.70 is: 6,437.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,681.14 : 17,526.23 = 4,290.70 : x
  2. Step 2: Convert to fraction form
    11,681.14/17,526.23 = 4,290.70/x
  3. Step 3: Cross multiply
    11,681.14x = 17,526.23 × 4,290.70
  4. Step 4: Simplify right side
    11,681.14x = 75,199,795.06
  5. Step 5: Solve for x
    x = 75,199,795.06/11,681.14
  6. Step 6: Final answer
    x = 6,437.71

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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.