Home / 2,652.32-3,977.52-1,008.02

Finding the Fourth Proportional to 2,652.32, 3,977.52 and 1,008.02

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Solution

The fourth proportional to 2,652.32, 3,977.52 and 1,008.02 is: 1,511.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.32 : 3,977.52 = 1,008.02 : x
  2. Step 2: Convert to fraction form
    2,652.32/3,977.52 = 1,008.02/x
  3. Step 3: Cross multiply
    2,652.32x = 3,977.52 × 1,008.02
  4. Step 4: Simplify right side
    2,652.32x = 4,009,419.71
  5. Step 5: Solve for x
    x = 4,009,419.71/2,652.32
  6. Step 6: Final answer
    x = 1,511.67

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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.