Home / 8,259.36-11,397.88-4,722.63

Finding the Fourth Proportional to 8,259.36, 11,397.88 and 4,722.63

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Solution

The fourth proportional to 8,259.36, 11,397.88 and 4,722.63 is: 6,517.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.36 : 11,397.88 = 4,722.63 : x
  2. Step 2: Convert to fraction form
    8,259.36/11,397.88 = 4,722.63/x
  3. Step 3: Cross multiply
    8,259.36x = 11,397.88 × 4,722.63
  4. Step 4: Simplify right side
    8,259.36x = 53,827,970.02
  5. Step 5: Solve for x
    x = 53,827,970.02/8,259.36
  6. Step 6: Final answer
    x = 6,517.21

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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.