Home / 4,475.02-6,712.00-1,188.36

Finding the Fourth Proportional to 4,475.02, 6,712.00 and 1,188.36

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Solution

The fourth proportional to 4,475.02, 6,712.00 and 1,188.36 is: 1,782.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.02 : 6,712.00 = 1,188.36 : x
  2. Step 2: Convert to fraction form
    4,475.02/6,712.00 = 1,188.36/x
  3. Step 3: Cross multiply
    4,475.02x = 6,712.00 × 1,188.36
  4. Step 4: Simplify right side
    4,475.02x = 7,976,286.13
  5. Step 5: Solve for x
    x = 7,976,286.13/4,475.02
  6. Step 6: Final answer
    x = 1,782.40

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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.