Home / 8,725.59-12,045.24-5,583.60

Finding the Fourth Proportional to 8,725.59, 12,045.24 and 5,583.60

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Solution

The fourth proportional to 8,725.59, 12,045.24 and 5,583.60 is: 7,707.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,725.59 : 12,045.24 = 5,583.60 : x
  2. Step 2: Convert to fraction form
    8,725.59/12,045.24 = 5,583.60/x
  3. Step 3: Cross multiply
    8,725.59x = 12,045.24 × 5,583.60
  4. Step 4: Simplify right side
    8,725.59x = 67,255,802.06
  5. Step 5: Solve for x
    x = 67,255,802.06/8,725.59
  6. Step 6: Final answer
    x = 7,707.88

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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.