Home / 2,125.16-3,182.86-1,476.36

Finding the Fourth Proportional to 2,125.16, 3,182.86 and 1,476.36

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Solution

The fourth proportional to 2,125.16, 3,182.86 and 1,476.36 is: 2,211.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.16 : 3,182.86 = 1,476.36 : x
  2. Step 2: Convert to fraction form
    2,125.16/3,182.86 = 1,476.36/x
  3. Step 3: Cross multiply
    2,125.16x = 3,182.86 × 1,476.36
  4. Step 4: Simplify right side
    2,125.16x = 4,699,047.19
  5. Step 5: Solve for x
    x = 4,699,047.19/2,125.16
  6. Step 6: Final answer
    x = 2,211.15

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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.