Home / 1,402.14-2,102.01-537.06

Finding the Fourth Proportional to 1,402.14, 2,102.01 and 537.06

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Solution

The fourth proportional to 1,402.14, 2,102.01 and 537.06 is: 805.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402.14 : 2,102.01 = 537.06 : x
  2. Step 2: Convert to fraction form
    1,402.14/2,102.01 = 537.06/x
  3. Step 3: Cross multiply
    1,402.14x = 2,102.01 × 537.06
  4. Step 4: Simplify right side
    1,402.14x = 1,128,905.49
  5. Step 5: Solve for x
    x = 1,128,905.49/1,402.14
  6. Step 6: Final answer
    x = 805.13

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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.