Home / 8,256.74-11,394.29-4,720.02

Finding the Fourth Proportional to 8,256.74, 11,394.29 and 4,720.02

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Solution

The fourth proportional to 8,256.74, 11,394.29 and 4,720.02 is: 6,513.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.74 : 11,394.29 = 4,720.02 : x
  2. Step 2: Convert to fraction form
    8,256.74/11,394.29 = 4,720.02/x
  3. Step 3: Cross multiply
    8,256.74x = 11,394.29 × 4,720.02
  4. Step 4: Simplify right side
    8,256.74x = 53,781,283.30
  5. Step 5: Solve for x
    x = 53,781,283.30/8,256.74
  6. Step 6: Final answer
    x = 6,513.63

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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.