Home / 1,935.24-2,670.62-1,655.12

Finding the Fourth Proportional to 1,935.24, 2,670.62 and 1,655.12

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Solution

The fourth proportional to 1,935.24, 2,670.62 and 1,655.12 is: 2,284.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.24 : 2,670.62 = 1,655.12 : x
  2. Step 2: Convert to fraction form
    1,935.24/2,670.62 = 1,655.12/x
  3. Step 3: Cross multiply
    1,935.24x = 2,670.62 × 1,655.12
  4. Step 4: Simplify right side
    1,935.24x = 4,420,174.95
  5. Step 5: Solve for x
    x = 4,420,174.95/1,935.24
  6. Step 6: Final answer
    x = 2,284.04

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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.