Home / 8,511.23-12,763.33-3,248.15

Finding the Fourth Proportional to 8,511.23, 12,763.33 and 3,248.15

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Solution

The fourth proportional to 8,511.23, 12,763.33 and 3,248.15 is: 4,870.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511.23 : 12,763.33 = 3,248.15 : x
  2. Step 2: Convert to fraction form
    8,511.23/12,763.33 = 3,248.15/x
  3. Step 3: Cross multiply
    8,511.23x = 12,763.33 × 3,248.15
  4. Step 4: Simplify right side
    8,511.23x = 41,457,210.34
  5. Step 5: Solve for x
    x = 41,457,210.34/8,511.23
  6. Step 6: Final answer
    x = 4,870.88

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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.