Home / 11,292.16-15,582.40-6,255.91

Finding the Fourth Proportional to 11,292.16, 15,582.40 and 6,255.91

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Solution

The fourth proportional to 11,292.16, 15,582.40 and 6,255.91 is: 8,632.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.16 : 15,582.40 = 6,255.91 : x
  2. Step 2: Convert to fraction form
    11,292.16/15,582.40 = 6,255.91/x
  3. Step 3: Cross multiply
    11,292.16x = 15,582.40 × 6,255.91
  4. Step 4: Simplify right side
    11,292.16x = 97,482,091.98
  5. Step 5: Solve for x
    x = 97,482,091.98/11,292.16
  6. Step 6: Final answer
    x = 8,632.72

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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.