Home / 9,514.35-13,129.67-5,265.08

Finding the Fourth Proportional to 9,514.35, 13,129.67 and 5,265.08

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Solution

The fourth proportional to 9,514.35, 13,129.67 and 5,265.08 is: 7,265.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,514.35 : 13,129.67 = 5,265.08 : x
  2. Step 2: Convert to fraction form
    9,514.35/13,129.67 = 5,265.08/x
  3. Step 3: Cross multiply
    9,514.35x = 13,129.67 × 5,265.08
  4. Step 4: Simplify right side
    9,514.35x = 69,128,762.92
  5. Step 5: Solve for x
    x = 69,128,762.92/9,514.35
  6. Step 6: Final answer
    x = 7,265.74

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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.