Home / 8,252.65-12,368.53-4,785.85

Finding the Fourth Proportional to 8,252.65, 12,368.53 and 4,785.85

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Solution

The fourth proportional to 8,252.65, 12,368.53 and 4,785.85 is: 7,172.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.65 : 12,368.53 = 4,785.85 : x
  2. Step 2: Convert to fraction form
    8,252.65/12,368.53 = 4,785.85/x
  3. Step 3: Cross multiply
    8,252.65x = 12,368.53 × 4,785.85
  4. Step 4: Simplify right side
    8,252.65x = 59,193,929.30
  5. Step 5: Solve for x
    x = 59,193,929.30/8,252.65
  6. Step 6: Final answer
    x = 7,172.72

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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.