Home / 8,880.48-12,255.70-5,104.26

Finding the Fourth Proportional to 8,880.48, 12,255.70 and 5,104.26

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Solution

The fourth proportional to 8,880.48, 12,255.70 and 5,104.26 is: 7,044.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880.48 : 12,255.70 = 5,104.26 : x
  2. Step 2: Convert to fraction form
    8,880.48/12,255.70 = 5,104.26/x
  3. Step 3: Cross multiply
    8,880.48x = 12,255.70 × 5,104.26
  4. Step 4: Simplify right side
    8,880.48x = 62,556,279.28
  5. Step 5: Solve for x
    x = 62,556,279.28/8,880.48
  6. Step 6: Final answer
    x = 7,044.25

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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.