Home / 1,836.40-2,534.40-1,050.76

Finding the Fourth Proportional to 1,836.40, 2,534.40 and 1,050.76

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Solution

The fourth proportional to 1,836.40, 2,534.40 and 1,050.76 is: 1,450.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.40 : 2,534.40 = 1,050.76 : x
  2. Step 2: Convert to fraction form
    1,836.40/2,534.40 = 1,050.76/x
  3. Step 3: Cross multiply
    1,836.40x = 2,534.40 × 1,050.76
  4. Step 4: Simplify right side
    1,836.40x = 2,663,046.14
  5. Step 5: Solve for x
    x = 2,663,046.14/1,836.40
  6. Step 6: Final answer
    x = 1,450.14

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Double scale
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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.