Home / 3,071.26-4,595.28-1,885.63

Finding the Fourth Proportional to 3,071.26, 4,595.28 and 1,885.63

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Solution

The fourth proportional to 3,071.26, 4,595.28 and 1,885.63 is: 2,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.26 : 4,595.28 = 1,885.63 : x
  2. Step 2: Convert to fraction form
    3,071.26/4,595.28 = 1,885.63/x
  3. Step 3: Cross multiply
    3,071.26x = 4,595.28 × 1,885.63
  4. Step 4: Simplify right side
    3,071.26x = 8,664,997.83
  5. Step 5: Solve for x
    x = 8,664,997.83/3,071.26
  6. Step 6: Final answer
    x = 2,821.32

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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.