Home / 9,255.13-12,772.26-5,063.47

Finding the Fourth Proportional to 9,255.13, 12,772.26 and 5,063.47

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Solution

The fourth proportional to 9,255.13, 12,772.26 and 5,063.47 is: 6,987.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,255.13 : 12,772.26 = 5,063.47 : x
  2. Step 2: Convert to fraction form
    9,255.13/12,772.26 = 5,063.47/x
  3. Step 3: Cross multiply
    9,255.13x = 12,772.26 × 5,063.47
  4. Step 4: Simplify right side
    9,255.13x = 64,671,878.82
  5. Step 5: Solve for x
    x = 64,671,878.82/9,255.13
  6. Step 6: Final answer
    x = 6,987.68

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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.