Home / 5,256.52-7,253.90-2,866.51

Finding the Fourth Proportional to 5,256.52, 7,253.90 and 2,866.51

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Solution

The fourth proportional to 5,256.52, 7,253.90 and 2,866.51 is: 3,955.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.52 : 7,253.90 = 2,866.51 : x
  2. Step 2: Convert to fraction form
    5,256.52/7,253.90 = 2,866.51/x
  3. Step 3: Cross multiply
    5,256.52x = 7,253.90 × 2,866.51
  4. Step 4: Simplify right side
    5,256.52x = 20,793,376.89
  5. Step 5: Solve for x
    x = 20,793,376.89/5,256.52
  6. Step 6: Final answer
    x = 3,955.73

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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.