Home / 1,874.98-2,586.15-1,236.16

Finding the Fourth Proportional to 1,874.98, 2,586.15 and 1,236.16

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Solution

The fourth proportional to 1,874.98, 2,586.15 and 1,236.16 is: 1,705.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874.98 : 2,586.15 = 1,236.16 : x
  2. Step 2: Convert to fraction form
    1,874.98/2,586.15 = 1,236.16/x
  3. Step 3: Cross multiply
    1,874.98x = 2,586.15 × 1,236.16
  4. Step 4: Simplify right side
    1,874.98x = 3,196,895.18
  5. Step 5: Solve for x
    x = 3,196,895.18/1,874.98
  6. Step 6: Final answer
    x = 1,705.03

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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.