Home / 1,817.46-2,510.44-1,402.94

Finding the Fourth Proportional to 1,817.46, 2,510.44 and 1,402.94

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Solution

The fourth proportional to 1,817.46, 2,510.44 and 1,402.94 is: 1,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.46 : 2,510.44 = 1,402.94 : x
  2. Step 2: Convert to fraction form
    1,817.46/2,510.44 = 1,402.94/x
  3. Step 3: Cross multiply
    1,817.46x = 2,510.44 × 1,402.94
  4. Step 4: Simplify right side
    1,817.46x = 3,521,984.14
  5. Step 5: Solve for x
    x = 3,521,984.14/1,817.46
  6. Step 6: Final answer
    x = 1,937.86

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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.