Home / 8,695.58-13,040.62-4,999.55

Finding the Fourth Proportional to 8,695.58, 13,040.62 and 4,999.55

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Solution

The fourth proportional to 8,695.58, 13,040.62 and 4,999.55 is: 7,497.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.58 : 13,040.62 = 4,999.55 : x
  2. Step 2: Convert to fraction form
    8,695.58/13,040.62 = 4,999.55/x
  3. Step 3: Cross multiply
    8,695.58x = 13,040.62 × 4,999.55
  4. Step 4: Simplify right side
    8,695.58x = 65,197,154.02
  5. Step 5: Solve for x
    x = 65,197,154.02/8,695.58
  6. Step 6: Final answer
    x = 7,497.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.