Home / 2,472.12-3,710.70-1,656.08

Finding the Fourth Proportional to 2,472.12, 3,710.70 and 1,656.08

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Solution

The fourth proportional to 2,472.12, 3,710.70 and 1,656.08 is: 2,485.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472.12 : 3,710.70 = 1,656.08 : x
  2. Step 2: Convert to fraction form
    2,472.12/3,710.70 = 1,656.08/x
  3. Step 3: Cross multiply
    2,472.12x = 3,710.70 × 1,656.08
  4. Step 4: Simplify right side
    2,472.12x = 6,145,216.06
  5. Step 5: Solve for x
    x = 6,145,216.06/2,472.12
  6. Step 6: Final answer
    x = 2,485.81

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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.