Home / 1,297.34-1,946.90-567.12

Finding the Fourth Proportional to 1,297.34, 1,946.90 and 567.12

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Solution

The fourth proportional to 1,297.34, 1,946.90 and 567.12 is: 851.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297.34 : 1,946.90 = 567.12 : x
  2. Step 2: Convert to fraction form
    1,297.34/1,946.90 = 567.12/x
  3. Step 3: Cross multiply
    1,297.34x = 1,946.90 × 567.12
  4. Step 4: Simplify right side
    1,297.34x = 1,104,125.93
  5. Step 5: Solve for x
    x = 1,104,125.93/1,297.34
  6. Step 6: Final answer
    x = 851.07

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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.