Home / 4,272.79-5,896.32-2,505.58

Finding the Fourth Proportional to 4,272.79, 5,896.32 and 2,505.58

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Solution

The fourth proportional to 4,272.79, 5,896.32 and 2,505.58 is: 3,457.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.79 : 5,896.32 = 2,505.58 : x
  2. Step 2: Convert to fraction form
    4,272.79/5,896.32 = 2,505.58/x
  3. Step 3: Cross multiply
    4,272.79x = 5,896.32 × 2,505.58
  4. Step 4: Simplify right side
    4,272.79x = 14,773,701.47
  5. Step 5: Solve for x
    x = 14,773,701.47/4,272.79
  6. Step 6: Final answer
    x = 3,457.62

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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.