Home / 8,120.24-11,206.28-4,583.44

Finding the Fourth Proportional to 8,120.24, 11,206.28 and 4,583.44

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Solution

The fourth proportional to 8,120.24, 11,206.28 and 4,583.44 is: 6,325.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120.24 : 11,206.28 = 4,583.44 : x
  2. Step 2: Convert to fraction form
    8,120.24/11,206.28 = 4,583.44/x
  3. Step 3: Cross multiply
    8,120.24x = 11,206.28 × 4,583.44
  4. Step 4: Simplify right side
    8,120.24x = 51,363,312.00
  5. Step 5: Solve for x
    x = 51,363,312.00/8,120.24
  6. Step 6: Final answer
    x = 6,325.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.