Home / 1,574.18-2,361.20-534.14

Finding the Fourth Proportional to 1,574.18, 2,361.20 and 534.14

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Solution

The fourth proportional to 1,574.18, 2,361.20 and 534.14 is: 801.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574.18 : 2,361.20 = 534.14 : x
  2. Step 2: Convert to fraction form
    1,574.18/2,361.20 = 534.14/x
  3. Step 3: Cross multiply
    1,574.18x = 2,361.20 × 534.14
  4. Step 4: Simplify right side
    1,574.18x = 1,261,222.03
  5. Step 5: Solve for x
    x = 1,261,222.03/1,574.18
  6. Step 6: Final answer
    x = 801.19

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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.