Home / 7,484.36-11,226.65-3,587.86

Finding the Fourth Proportional to 7,484.36, 11,226.65 and 3,587.86

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Solution

The fourth proportional to 7,484.36, 11,226.65 and 3,587.86 is: 5,381.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.36 : 11,226.65 = 3,587.86 : x
  2. Step 2: Convert to fraction form
    7,484.36/11,226.65 = 3,587.86/x
  3. Step 3: Cross multiply
    7,484.36x = 11,226.65 × 3,587.86
  4. Step 4: Simplify right side
    7,484.36x = 40,279,602.46
  5. Step 5: Solve for x
    x = 40,279,602.46/7,484.36
  6. Step 6: Final answer
    x = 5,381.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.