Home / 8,405.48-12,608.23-2,562.10

Finding the Fourth Proportional to 8,405.48, 12,608.23 and 2,562.10

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Solution

The fourth proportional to 8,405.48, 12,608.23 and 2,562.10 is: 3,843.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,405.48 : 12,608.23 = 2,562.10 : x
  2. Step 2: Convert to fraction form
    8,405.48/12,608.23 = 2,562.10/x
  3. Step 3: Cross multiply
    8,405.48x = 12,608.23 × 2,562.10
  4. Step 4: Simplify right side
    8,405.48x = 32,303,508.16
  5. Step 5: Solve for x
    x = 32,303,508.16/8,405.48
  6. Step 6: Final answer
    x = 3,843.15

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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.