Home / 8,064.24-11,128.92-4,528.08

Finding the Fourth Proportional to 8,064.24, 11,128.92 and 4,528.08

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Solution

The fourth proportional to 8,064.24, 11,128.92 and 4,528.08 is: 6,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.24 : 11,128.92 = 4,528.08 : x
  2. Step 2: Convert to fraction form
    8,064.24/11,128.92 = 4,528.08/x
  3. Step 3: Cross multiply
    8,064.24x = 11,128.92 × 4,528.08
  4. Step 4: Simplify right side
    8,064.24x = 50,392,640.07
  5. Step 5: Solve for x
    x = 50,392,640.07/8,064.24
  6. Step 6: Final answer
    x = 6,248.90

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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.