Home / 4,306.49-6,459.76-1,186.66

Finding the Fourth Proportional to 4,306.49, 6,459.76 and 1,186.66

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Solution

The fourth proportional to 4,306.49, 6,459.76 and 1,186.66 is: 1,780.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,306.49 : 6,459.76 = 1,186.66 : x
  2. Step 2: Convert to fraction form
    4,306.49/6,459.76 = 1,186.66/x
  3. Step 3: Cross multiply
    4,306.49x = 6,459.76 × 1,186.66
  4. Step 4: Simplify right side
    4,306.49x = 7,665,548.36
  5. Step 5: Solve for x
    x = 7,665,548.36/4,306.49
  6. Step 6: Final answer
    x = 1,780.00

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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.