Home / 1,551.30-2,327.07-577.41

Finding the Fourth Proportional to 1,551.30, 2,327.07 and 577.41

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Solution

The fourth proportional to 1,551.30, 2,327.07 and 577.41 is: 866.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551.30 : 2,327.07 = 577.41 : x
  2. Step 2: Convert to fraction form
    1,551.30/2,327.07 = 577.41/x
  3. Step 3: Cross multiply
    1,551.30x = 2,327.07 × 577.41
  4. Step 4: Simplify right side
    1,551.30x = 1,343,673.49
  5. Step 5: Solve for x
    x = 1,343,673.49/1,551.30
  6. Step 6: Final answer
    x = 866.16

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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.