Home / 3,507.84-4,841.28-3,014.40

Finding the Fourth Proportional to 3,507.84, 4,841.28 and 3,014.40

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Solution

The fourth proportional to 3,507.84, 4,841.28 and 3,014.40 is: 4,160.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.84 : 4,841.28 = 3,014.40 : x
  2. Step 2: Convert to fraction form
    3,507.84/4,841.28 = 3,014.40/x
  3. Step 3: Cross multiply
    3,507.84x = 4,841.28 × 3,014.40
  4. Step 4: Simplify right side
    3,507.84x = 14,593,554.43
  5. Step 5: Solve for x
    x = 14,593,554.43/3,507.84
  6. Step 6: Final answer
    x = 4,160.27

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.