Home / 2,774.02-3,827.49-1,655.38

Finding the Fourth Proportional to 2,774.02, 3,827.49 and 1,655.38

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Solution

The fourth proportional to 2,774.02, 3,827.49 and 1,655.38 is: 2,284.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.02 : 3,827.49 = 1,655.38 : x
  2. Step 2: Convert to fraction form
    2,774.02/3,827.49 = 1,655.38/x
  3. Step 3: Cross multiply
    2,774.02x = 3,827.49 × 1,655.38
  4. Step 4: Simplify right side
    2,774.02x = 6,335,950.40
  5. Step 5: Solve for x
    x = 6,335,950.40/2,774.02
  6. Step 6: Final answer
    x = 2,284.03

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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.