Home / 8,153.03-12,230.58-2,886.81

Finding the Fourth Proportional to 8,153.03, 12,230.58 and 2,886.81

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Solution

The fourth proportional to 8,153.03, 12,230.58 and 2,886.81 is: 4,330.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,153.03 : 12,230.58 = 2,886.81 : x
  2. Step 2: Convert to fraction form
    8,153.03/12,230.58 = 2,886.81/x
  3. Step 3: Cross multiply
    8,153.03x = 12,230.58 × 2,886.81
  4. Step 4: Simplify right side
    8,153.03x = 35,307,360.65
  5. Step 5: Solve for x
    x = 35,307,360.65/8,153.03
  6. Step 6: Final answer
    x = 4,330.58

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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.