Home / 1,574.04-2,361.78-805.08

Finding the Fourth Proportional to 1,574.04, 2,361.78 and 805.08

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Solution

The fourth proportional to 1,574.04, 2,361.78 and 805.08 is: 1,207.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574.04 : 2,361.78 = 805.08 : x
  2. Step 2: Convert to fraction form
    1,574.04/2,361.78 = 805.08/x
  3. Step 3: Cross multiply
    1,574.04x = 2,361.78 × 805.08
  4. Step 4: Simplify right side
    1,574.04x = 1,901,421.84
  5. Step 5: Solve for x
    x = 1,901,421.84/1,574.04
  6. Step 6: Final answer
    x = 1,207.99

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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.