Home / 8,752.02-13,129.92-3,205.34

Finding the Fourth Proportional to 8,752.02, 13,129.92 and 3,205.34

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Solution

The fourth proportional to 8,752.02, 13,129.92 and 3,205.34 is: 4,808.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752.02 : 13,129.92 = 3,205.34 : x
  2. Step 2: Convert to fraction form
    8,752.02/13,129.92 = 3,205.34/x
  3. Step 3: Cross multiply
    8,752.02x = 13,129.92 × 3,205.34
  4. Step 4: Simplify right side
    8,752.02x = 42,085,857.77
  5. Step 5: Solve for x
    x = 42,085,857.77/8,752.02
  6. Step 6: Final answer
    x = 4,808.70

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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.