Home / 8,449.65-12,673.40-2,210.09

Finding the Fourth Proportional to 8,449.65, 12,673.40 and 2,210.09

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Solution

The fourth proportional to 8,449.65, 12,673.40 and 2,210.09 is: 3,314.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449.65 : 12,673.40 = 2,210.09 : x
  2. Step 2: Convert to fraction form
    8,449.65/12,673.40 = 2,210.09/x
  3. Step 3: Cross multiply
    8,449.65x = 12,673.40 × 2,210.09
  4. Step 4: Simplify right side
    8,449.65x = 28,009,280.19
  5. Step 5: Solve for x
    x = 28,009,280.19/8,449.65
  6. Step 6: Final answer
    x = 3,314.85

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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.