Home / 4,465.20-6,697.16-1,178

Finding the Fourth Proportional to 4,465.20, 6,697.16 and 1,178

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Solution

The fourth proportional to 4,465.20, 6,697.16 and 1,178 is: 1,766.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,465.20 : 6,697.16 = 1,178 : x
  2. Step 2: Convert to fraction form
    4,465.20/6,697.16 = 1,178/x
  3. Step 3: Cross multiply
    4,465.20x = 6,697.16 × 1,178
  4. Step 4: Simplify right side
    4,465.20x = 7,889,254.48
  5. Step 5: Solve for x
    x = 7,889,254.48/4,465.20
  6. Step 6: Final answer
    x = 1,766.83

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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.