Home / 5,459.76-8,168.32-4,659.08

Finding the Fourth Proportional to 5,459.76, 8,168.32 and 4,659.08

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Solution

The fourth proportional to 5,459.76, 8,168.32 and 4,659.08 is: 6,970.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.76 : 8,168.32 = 4,659.08 : x
  2. Step 2: Convert to fraction form
    5,459.76/8,168.32 = 4,659.08/x
  3. Step 3: Cross multiply
    5,459.76x = 8,168.32 × 4,659.08
  4. Step 4: Simplify right side
    5,459.76x = 38,056,856.35
  5. Step 5: Solve for x
    x = 38,056,856.35/5,459.76
  6. Step 6: Final answer
    x = 6,970.43

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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.