Home / 1,313.52-1,968.57-532.60

Finding the Fourth Proportional to 1,313.52, 1,968.57 and 532.60

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Solution

The fourth proportional to 1,313.52, 1,968.57 and 532.60 is: 798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313.52 : 1,968.57 = 532.60 : x
  2. Step 2: Convert to fraction form
    1,313.52/1,968.57 = 532.60/x
  3. Step 3: Cross multiply
    1,313.52x = 1,968.57 × 532.60
  4. Step 4: Simplify right side
    1,313.52x = 1,048,466.53
  5. Step 5: Solve for x
    x = 1,048,466.53/1,313.52
  6. Step 6: Final answer
    x = 798.21

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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.