Home / 7,332.12-10,116.90-4,187.16

Finding the Fourth Proportional to 7,332.12, 10,116.90 and 4,187.16

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Solution

The fourth proportional to 7,332.12, 10,116.90 and 4,187.16 is: 5,777.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.12 : 10,116.90 = 4,187.16 : x
  2. Step 2: Convert to fraction form
    7,332.12/10,116.90 = 4,187.16/x
  3. Step 3: Cross multiply
    7,332.12x = 10,116.90 × 4,187.16
  4. Step 4: Simplify right side
    7,332.12x = 42,361,079.00
  5. Step 5: Solve for x
    x = 42,361,079.00/7,332.12
  6. Step 6: Final answer
    x = 5,777.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.