Home / 7,284.62-10,052.42-4,140.74

Finding the Fourth Proportional to 7,284.62, 10,052.42 and 4,140.74

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Solution

The fourth proportional to 7,284.62, 10,052.42 and 4,140.74 is: 5,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.62 : 10,052.42 = 4,140.74 : x
  2. Step 2: Convert to fraction form
    7,284.62/10,052.42 = 4,140.74/x
  3. Step 3: Cross multiply
    7,284.62x = 10,052.42 × 4,140.74
  4. Step 4: Simplify right side
    7,284.62x = 41,624,457.59
  5. Step 5: Solve for x
    x = 41,624,457.59/7,284.62
  6. Step 6: Final answer
    x = 5,714.02

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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.