Home / 5,029.66-7,514.70-4,857.40

Finding the Fourth Proportional to 5,029.66, 7,514.70 and 4,857.40

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Solution

The fourth proportional to 5,029.66, 7,514.70 and 4,857.40 is: 7,257.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.66 : 7,514.70 = 4,857.40 : x
  2. Step 2: Convert to fraction form
    5,029.66/7,514.70 = 4,857.40/x
  3. Step 3: Cross multiply
    5,029.66x = 7,514.70 × 4,857.40
  4. Step 4: Simplify right side
    5,029.66x = 36,501,903.78
  5. Step 5: Solve for x
    x = 36,501,903.78/5,029.66
  6. Step 6: Final answer
    x = 7,257.33

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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.