Home / 8,545.22-12,823.53-3,284.57

Finding the Fourth Proportional to 8,545.22, 12,823.53 and 3,284.57

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Solution

The fourth proportional to 8,545.22, 12,823.53 and 3,284.57 is: 4,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.22 : 12,823.53 = 3,284.57 : x
  2. Step 2: Convert to fraction form
    8,545.22/12,823.53 = 3,284.57/x
  3. Step 3: Cross multiply
    8,545.22x = 12,823.53 × 3,284.57
  4. Step 4: Simplify right side
    8,545.22x = 42,119,801.67
  5. Step 5: Solve for x
    x = 42,119,801.67/8,545.22
  6. Step 6: Final answer
    x = 4,929.05

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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.