Home / 3,514.59-5,248.98-2,988.99

Finding the Fourth Proportional to 3,514.59, 5,248.98 and 2,988.99

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Solution

The fourth proportional to 3,514.59, 5,248.98 and 2,988.99 is: 4,464.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.59 : 5,248.98 = 2,988.99 : x
  2. Step 2: Convert to fraction form
    3,514.59/5,248.98 = 2,988.99/x
  3. Step 3: Cross multiply
    3,514.59x = 5,248.98 × 2,988.99
  4. Step 4: Simplify right side
    3,514.59x = 15,689,148.73
  5. Step 5: Solve for x
    x = 15,689,148.73/3,514.59
  6. Step 6: Final answer
    x = 4,464.01

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.