Home / 11,276.59-15,561.95-7,304.62

Finding the Fourth Proportional to 11,276.59, 15,561.95 and 7,304.62

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Solution

The fourth proportional to 11,276.59, 15,561.95 and 7,304.62 is: 10,080.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.59 : 15,561.95 = 7,304.62 : x
  2. Step 2: Convert to fraction form
    11,276.59/15,561.95 = 7,304.62/x
  3. Step 3: Cross multiply
    11,276.59x = 15,561.95 × 7,304.62
  4. Step 4: Simplify right side
    11,276.59x = 113,674,131.21
  5. Step 5: Solve for x
    x = 113,674,131.21/11,276.59
  6. Step 6: Final answer
    x = 10,080.54

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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.