Home / 9,288.27-12,814.45-6,103.29

Finding the Fourth Proportional to 9,288.27, 12,814.45 and 6,103.29

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Solution

The fourth proportional to 9,288.27, 12,814.45 and 6,103.29 is: 8,420.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.27 : 12,814.45 = 6,103.29 : x
  2. Step 2: Convert to fraction form
    9,288.27/12,814.45 = 6,103.29/x
  3. Step 3: Cross multiply
    9,288.27x = 12,814.45 × 6,103.29
  4. Step 4: Simplify right side
    9,288.27x = 78,210,240.47
  5. Step 5: Solve for x
    x = 78,210,240.47/9,288.27
  6. Step 6: Final answer
    x = 8,420.32

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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.