Home / 8,259.56-11,397.12-4,723

Finding the Fourth Proportional to 8,259.56, 11,397.12 and 4,723

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Solution

The fourth proportional to 8,259.56, 11,397.12 and 4,723 is: 6,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.56 : 11,397.12 = 4,723 : x
  2. Step 2: Convert to fraction form
    8,259.56/11,397.12 = 4,723/x
  3. Step 3: Cross multiply
    8,259.56x = 11,397.12 × 4,723
  4. Step 4: Simplify right side
    8,259.56x = 53,828,597.76
  5. Step 5: Solve for x
    x = 53,828,597.76/8,259.56
  6. Step 6: Final answer
    x = 6,517.13

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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.