Home / 4,631.48-6,391.40-2,506.97

Finding the Fourth Proportional to 4,631.48, 6,391.40 and 2,506.97

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Solution

The fourth proportional to 4,631.48, 6,391.40 and 2,506.97 is: 3,459.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.48 : 6,391.40 = 2,506.97 : x
  2. Step 2: Convert to fraction form
    4,631.48/6,391.40 = 2,506.97/x
  3. Step 3: Cross multiply
    4,631.48x = 6,391.40 × 2,506.97
  4. Step 4: Simplify right side
    4,631.48x = 16,023,003.57
  5. Step 5: Solve for x
    x = 16,023,003.57/4,631.48
  6. Step 6: Final answer
    x = 3,459.59

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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.