Home / 8,047.32-12,072.60-2,852.52

Finding the Fourth Proportional to 8,047.32, 12,072.60 and 2,852.52

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Solution

The fourth proportional to 8,047.32, 12,072.60 and 2,852.52 is: 4,279.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047.32 : 12,072.60 = 2,852.52 : x
  2. Step 2: Convert to fraction form
    8,047.32/12,072.60 = 2,852.52/x
  3. Step 3: Cross multiply
    8,047.32x = 12,072.60 × 2,852.52
  4. Step 4: Simplify right side
    8,047.32x = 34,437,332.95
  5. Step 5: Solve for x
    x = 34,437,332.95/8,047.32
  6. Step 6: Final answer
    x = 4,279.35

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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.