Home / 4,747.77-7,122.35-1,461.15

Finding the Fourth Proportional to 4,747.77, 7,122.35 and 1,461.15

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Solution

The fourth proportional to 4,747.77, 7,122.35 and 1,461.15 is: 2,191.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.77 : 7,122.35 = 1,461.15 : x
  2. Step 2: Convert to fraction form
    4,747.77/7,122.35 = 1,461.15/x
  3. Step 3: Cross multiply
    4,747.77x = 7,122.35 × 1,461.15
  4. Step 4: Simplify right side
    4,747.77x = 10,406,814.40
  5. Step 5: Solve for x
    x = 10,406,814.40/4,747.77
  6. Step 6: Final answer
    x = 2,191.94

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