Home / 2,932.64-4,045.56-1,870.64

Finding the Fourth Proportional to 2,932.64, 4,045.56 and 1,870.64

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Solution

The fourth proportional to 2,932.64, 4,045.56 and 1,870.64 is: 2,580.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.64 : 4,045.56 = 1,870.64 : x
  2. Step 2: Convert to fraction form
    2,932.64/4,045.56 = 1,870.64/x
  3. Step 3: Cross multiply
    2,932.64x = 4,045.56 × 1,870.64
  4. Step 4: Simplify right side
    2,932.64x = 7,567,786.36
  5. Step 5: Solve for x
    x = 7,567,786.36/2,932.64
  6. Step 6: Final answer
    x = 2,580.54

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Why These Related Problems?

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