Home / 7,561.76-11,340.59-4,784.26

Finding the Fourth Proportional to 7,561.76, 11,340.59 and 4,784.26

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Solution

The fourth proportional to 7,561.76, 11,340.59 and 4,784.26 is: 7,175.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.76 : 11,340.59 = 4,784.26 : x
  2. Step 2: Convert to fraction form
    7,561.76/11,340.59 = 4,784.26/x
  3. Step 3: Cross multiply
    7,561.76x = 11,340.59 × 4,784.26
  4. Step 4: Simplify right side
    7,561.76x = 54,256,331.11
  5. Step 5: Solve for x
    x = 54,256,331.11/7,561.76
  6. Step 6: Final answer
    x = 7,175.09

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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.