Home / 11,259.14-15,527.52-7,276.08

Finding the Fourth Proportional to 11,259.14, 15,527.52 and 7,276.08

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Solution

The fourth proportional to 11,259.14, 15,527.52 and 7,276.08 is: 10,034.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.14 : 15,527.52 = 7,276.08 : x
  2. Step 2: Convert to fraction form
    11,259.14/15,527.52 = 7,276.08/x
  3. Step 3: Cross multiply
    11,259.14x = 15,527.52 × 7,276.08
  4. Step 4: Simplify right side
    11,259.14x = 112,979,477.72
  5. Step 5: Solve for x
    x = 112,979,477.72/11,259.14
  6. Step 6: Final answer
    x = 10,034.47

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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.