Home / 8,064.12-11,128.47-4,527.35

Finding the Fourth Proportional to 8,064.12, 11,128.47 and 4,527.35

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Solution

The fourth proportional to 8,064.12, 11,128.47 and 4,527.35 is: 6,247.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.12 : 11,128.47 = 4,527.35 : x
  2. Step 2: Convert to fraction form
    8,064.12/11,128.47 = 4,527.35/x
  3. Step 3: Cross multiply
    8,064.12x = 11,128.47 × 4,527.35
  4. Step 4: Simplify right side
    8,064.12x = 50,382,423.01
  5. Step 5: Solve for x
    x = 50,382,423.01/8,064.12
  6. Step 6: Final answer
    x = 6,247.73

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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.