Home / 2,695.08-4,040.58-1,655.28

Finding the Fourth Proportional to 2,695.08, 4,040.58 and 1,655.28

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Solution

The fourth proportional to 2,695.08, 4,040.58 and 1,655.28 is: 2,481.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.08 : 4,040.58 = 1,655.28 : x
  2. Step 2: Convert to fraction form
    2,695.08/4,040.58 = 1,655.28/x
  3. Step 3: Cross multiply
    2,695.08x = 4,040.58 × 1,655.28
  4. Step 4: Simplify right side
    2,695.08x = 6,688,291.26
  5. Step 5: Solve for x
    x = 6,688,291.26/2,695.08
  6. Step 6: Final answer
    x = 2,481.67

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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.