Home / 3,156.33-4,727.59-2,602.29

Finding the Fourth Proportional to 3,156.33, 4,727.59 and 2,602.29

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Solution

The fourth proportional to 3,156.33, 4,727.59 and 2,602.29 is: 3,897.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156.33 : 4,727.59 = 2,602.29 : x
  2. Step 2: Convert to fraction form
    3,156.33/4,727.59 = 2,602.29/x
  3. Step 3: Cross multiply
    3,156.33x = 4,727.59 × 2,602.29
  4. Step 4: Simplify right side
    3,156.33x = 12,302,560.18
  5. Step 5: Solve for x
    x = 12,302,560.18/3,156.33
  6. Step 6: Final answer
    x = 3,897.74

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1.5x scale

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.