Home / 1,629.98-2,445.36-534.35

Finding the Fourth Proportional to 1,629.98, 2,445.36 and 534.35

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Solution

The fourth proportional to 1,629.98, 2,445.36 and 534.35 is: 801.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.98 : 2,445.36 = 534.35 : x
  2. Step 2: Convert to fraction form
    1,629.98/2,445.36 = 534.35/x
  3. Step 3: Cross multiply
    1,629.98x = 2,445.36 × 534.35
  4. Step 4: Simplify right side
    1,629.98x = 1,306,663.22
  5. Step 5: Solve for x
    x = 1,306,663.22/1,629.98
  6. Step 6: Final answer
    x = 801.64

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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.