Home / 4,145.04-6,217.56-1,953.18

Finding the Fourth Proportional to 4,145.04, 6,217.56 and 1,953.18

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Solution

The fourth proportional to 4,145.04, 6,217.56 and 1,953.18 is: 2,929.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.04 : 6,217.56 = 1,953.18 : x
  2. Step 2: Convert to fraction form
    4,145.04/6,217.56 = 1,953.18/x
  3. Step 3: Cross multiply
    4,145.04x = 6,217.56 × 1,953.18
  4. Step 4: Simplify right side
    4,145.04x = 12,144,013.84
  5. Step 5: Solve for x
    x = 12,144,013.84/4,145.04
  6. Step 6: Final answer
    x = 2,929.77

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.