Home / 4,654.10-6,422.50-2,663.25

Finding the Fourth Proportional to 4,654.10, 6,422.50 and 2,663.25

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Solution

The fourth proportional to 4,654.10, 6,422.50 and 2,663.25 is: 3,675.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654.10 : 6,422.50 = 2,663.25 : x
  2. Step 2: Convert to fraction form
    4,654.10/6,422.50 = 2,663.25/x
  3. Step 3: Cross multiply
    4,654.10x = 6,422.50 × 2,663.25
  4. Step 4: Simplify right side
    4,654.10x = 17,104,709.81
  5. Step 5: Solve for x
    x = 17,104,709.81/4,654.10
  6. Step 6: Final answer
    x = 3,675.19

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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.