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Finding the Fourth Proportional to 2,703.63, 4,048.13 and 1,402.36

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Solution

The fourth proportional to 2,703.63, 4,048.13 and 1,402.36 is: 2,099.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.63 : 4,048.13 = 1,402.36 : x
  2. Step 2: Convert to fraction form
    2,703.63/4,048.13 = 1,402.36/x
  3. Step 3: Cross multiply
    2,703.63x = 4,048.13 × 1,402.36
  4. Step 4: Simplify right side
    2,703.63x = 5,676,935.59
  5. Step 5: Solve for x
    x = 5,676,935.59/2,703.63
  6. Step 6: Final answer
    x = 2,099.75

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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.