Home / 8,292.03-11,434.23-6,403.92

Finding the Fourth Proportional to 8,292.03, 11,434.23 and 6,403.92

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Solution

The fourth proportional to 8,292.03, 11,434.23 and 6,403.92 is: 8,830.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.03 : 11,434.23 = 6,403.92 : x
  2. Step 2: Convert to fraction form
    8,292.03/11,434.23 = 6,403.92/x
  3. Step 3: Cross multiply
    8,292.03x = 11,434.23 × 6,403.92
  4. Step 4: Simplify right side
    8,292.03x = 73,223,894.18
  5. Step 5: Solve for x
    x = 73,223,894.18/8,292.03
  6. Step 6: Final answer
    x = 8,830.64

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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.