Home / 3,490.48-4,818.98-2,297.35

Finding the Fourth Proportional to 3,490.48, 4,818.98 and 2,297.35

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Solution

The fourth proportional to 3,490.48, 4,818.98 and 2,297.35 is: 3,171.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.48 : 4,818.98 = 2,297.35 : x
  2. Step 2: Convert to fraction form
    3,490.48/4,818.98 = 2,297.35/x
  3. Step 3: Cross multiply
    3,490.48x = 4,818.98 × 2,297.35
  4. Step 4: Simplify right side
    3,490.48x = 11,070,883.70
  5. Step 5: Solve for x
    x = 11,070,883.70/3,490.48
  6. Step 6: Final answer
    x = 3,171.74

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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.