Home / 5,748.15-8,622.30-2,459.19

Finding the Fourth Proportional to 5,748.15, 8,622.30 and 2,459.19

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Solution

The fourth proportional to 5,748.15, 8,622.30 and 2,459.19 is: 3,688.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.15 : 8,622.30 = 2,459.19 : x
  2. Step 2: Convert to fraction form
    5,748.15/8,622.30 = 2,459.19/x
  3. Step 3: Cross multiply
    5,748.15x = 8,622.30 × 2,459.19
  4. Step 4: Simplify right side
    5,748.15x = 21,203,873.94
  5. Step 5: Solve for x
    x = 21,203,873.94/5,748.15
  6. Step 6: Final answer
    x = 3,688.82

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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.