Home / 4,475.48-6,712.70-1,188.83

Finding the Fourth Proportional to 4,475.48, 6,712.70 and 1,188.83

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Solution

The fourth proportional to 4,475.48, 6,712.70 and 1,188.83 is: 1,783.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.48 : 6,712.70 = 1,188.83 : x
  2. Step 2: Convert to fraction form
    4,475.48/6,712.70 = 1,188.83/x
  3. Step 3: Cross multiply
    4,475.48x = 6,712.70 × 1,188.83
  4. Step 4: Simplify right side
    4,475.48x = 7,980,259.14
  5. Step 5: Solve for x
    x = 7,980,259.14/4,475.48
  6. Step 6: Final answer
    x = 1,783.11

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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.