Home / 8,859.07-12,225.37-4,880.19

Finding the Fourth Proportional to 8,859.07, 12,225.37 and 4,880.19

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Solution

The fourth proportional to 8,859.07, 12,225.37 and 4,880.19 is: 6,734.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,859.07 : 12,225.37 = 4,880.19 : x
  2. Step 2: Convert to fraction form
    8,859.07/12,225.37 = 4,880.19/x
  3. Step 3: Cross multiply
    8,859.07x = 12,225.37 × 4,880.19
  4. Step 4: Simplify right side
    8,859.07x = 59,662,128.42
  5. Step 5: Solve for x
    x = 59,662,128.42/8,859.07
  6. Step 6: Final answer
    x = 6,734.58

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Double scale
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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.