Home / 1,955.56-2,933.35-587.56

Finding the Fourth Proportional to 1,955.56, 2,933.35 and 587.56

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Solution

The fourth proportional to 1,955.56, 2,933.35 and 587.56 is: 881.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955.56 : 2,933.35 = 587.56 : x
  2. Step 2: Convert to fraction form
    1,955.56/2,933.35 = 587.56/x
  3. Step 3: Cross multiply
    1,955.56x = 2,933.35 × 587.56
  4. Step 4: Simplify right side
    1,955.56x = 1,723,519.13
  5. Step 5: Solve for x
    x = 1,723,519.13/1,955.56
  6. Step 6: Final answer
    x = 881.34

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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.