Home / 7,029.04-10,543.56-3,953.20

Finding the Fourth Proportional to 7,029.04, 10,543.56 and 3,953.20

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Solution

The fourth proportional to 7,029.04, 10,543.56 and 3,953.20 is: 5,929.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.04 : 10,543.56 = 3,953.20 : x
  2. Step 2: Convert to fraction form
    7,029.04/10,543.56 = 3,953.20/x
  3. Step 3: Cross multiply
    7,029.04x = 10,543.56 × 3,953.20
  4. Step 4: Simplify right side
    7,029.04x = 41,680,801.39
  5. Step 5: Solve for x
    x = 41,680,801.39/7,029.04
  6. Step 6: Final answer
    x = 5,929.80

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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.