Home / 1,695.60-2,541.21-1,475.31

Finding the Fourth Proportional to 1,695.60, 2,541.21 and 1,475.31

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Solution

The fourth proportional to 1,695.60, 2,541.21 and 1,475.31 is: 2,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695.60 : 2,541.21 = 1,475.31 : x
  2. Step 2: Convert to fraction form
    1,695.60/2,541.21 = 1,475.31/x
  3. Step 3: Cross multiply
    1,695.60x = 2,541.21 × 1,475.31
  4. Step 4: Simplify right side
    1,695.60x = 3,749,072.53
  5. Step 5: Solve for x
    x = 3,749,072.53/1,695.60
  6. Step 6: Final answer
    x = 2,211.06

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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.