Home / 9,784.52-13,505.64-6,761.18

Finding the Fourth Proportional to 9,784.52, 13,505.64 and 6,761.18

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Solution

The fourth proportional to 9,784.52, 13,505.64 and 6,761.18 is: 9,332.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.52 : 13,505.64 = 6,761.18 : x
  2. Step 2: Convert to fraction form
    9,784.52/13,505.64 = 6,761.18/x
  3. Step 3: Cross multiply
    9,784.52x = 13,505.64 × 6,761.18
  4. Step 4: Simplify right side
    9,784.52x = 91,314,063.06
  5. Step 5: Solve for x
    x = 91,314,063.06/9,784.52
  6. Step 6: Final answer
    x = 9,332.50

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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.