Home / 3,070.44-4,236.14-1,875.11

Finding the Fourth Proportional to 3,070.44, 4,236.14 and 1,875.11

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Solution

The fourth proportional to 3,070.44, 4,236.14 and 1,875.11 is: 2,586.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.44 : 4,236.14 = 1,875.11 : x
  2. Step 2: Convert to fraction form
    3,070.44/4,236.14 = 1,875.11/x
  3. Step 3: Cross multiply
    3,070.44x = 4,236.14 × 1,875.11
  4. Step 4: Simplify right side
    3,070.44x = 7,943,211.98
  5. Step 5: Solve for x
    x = 7,943,211.98/3,070.44
  6. Step 6: Final answer
    x = 2,586.99

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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.