Home / 1,551.32-2,327.65-577.25

Finding the Fourth Proportional to 1,551.32, 2,327.65 and 577.25

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Solution

The fourth proportional to 1,551.32, 2,327.65 and 577.25 is: 866.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551.32 : 2,327.65 = 577.25 : x
  2. Step 2: Convert to fraction form
    1,551.32/2,327.65 = 577.25/x
  3. Step 3: Cross multiply
    1,551.32x = 2,327.65 × 577.25
  4. Step 4: Simplify right side
    1,551.32x = 1,343,621.44
  5. Step 5: Solve for x
    x = 1,343,621.44/1,551.32
  6. Step 6: Final answer
    x = 866.12

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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.