Home / 8,763.44-12,094.92-5,228.72

Finding the Fourth Proportional to 8,763.44, 12,094.92 and 5,228.72

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Solution

The fourth proportional to 8,763.44, 12,094.92 and 5,228.72 is: 7,216.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763.44 : 12,094.92 = 5,228.72 : x
  2. Step 2: Convert to fraction form
    8,763.44/12,094.92 = 5,228.72/x
  3. Step 3: Cross multiply
    8,763.44x = 12,094.92 × 5,228.72
  4. Step 4: Simplify right side
    8,763.44x = 63,240,950.10
  5. Step 5: Solve for x
    x = 63,240,950.10/8,763.44
  6. Step 6: Final answer
    x = 7,216.45

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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.