Home / 1,788.04-2,681.83-555.42

Finding the Fourth Proportional to 1,788.04, 2,681.83 and 555.42

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Solution

The fourth proportional to 1,788.04, 2,681.83 and 555.42 is: 833.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.04 : 2,681.83 = 555.42 : x
  2. Step 2: Convert to fraction form
    1,788.04/2,681.83 = 555.42/x
  3. Step 3: Cross multiply
    1,788.04x = 2,681.83 × 555.42
  4. Step 4: Simplify right side
    1,788.04x = 1,489,554.33
  5. Step 5: Solve for x
    x = 1,489,554.33/1,788.04
  6. Step 6: Final answer
    x = 833.06

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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.