Home / 2,372.96-3,275.84-1,666.30

Finding the Fourth Proportional to 2,372.96, 3,275.84 and 1,666.30

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Solution

The fourth proportional to 2,372.96, 3,275.84 and 1,666.30 is: 2,300.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.96 : 3,275.84 = 1,666.30 : x
  2. Step 2: Convert to fraction form
    2,372.96/3,275.84 = 1,666.30/x
  3. Step 3: Cross multiply
    2,372.96x = 3,275.84 × 1,666.30
  4. Step 4: Simplify right side
    2,372.96x = 5,458,532.19
  5. Step 5: Solve for x
    x = 5,458,532.19/2,372.96
  6. Step 6: Final answer
    x = 2,300.31

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1.5x scale

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.