Home / 8,342.01-12,518.70-4,449.15

Finding the Fourth Proportional to 8,342.01, 12,518.70 and 4,449.15

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Solution

The fourth proportional to 8,342.01, 12,518.70 and 4,449.15 is: 6,676.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.01 : 12,518.70 = 4,449.15 : x
  2. Step 2: Convert to fraction form
    8,342.01/12,518.70 = 4,449.15/x
  3. Step 3: Cross multiply
    8,342.01x = 12,518.70 × 4,449.15
  4. Step 4: Simplify right side
    8,342.01x = 55,697,574.11
  5. Step 5: Solve for x
    x = 55,697,574.11/8,342.01
  6. Step 6: Final answer
    x = 6,676.76

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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.