Home / 1,675.16-2,311.82-967.13

Finding the Fourth Proportional to 1,675.16, 2,311.82 and 967.13

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Solution

The fourth proportional to 1,675.16, 2,311.82 and 967.13 is: 1,334.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.16 : 2,311.82 = 967.13 : x
  2. Step 2: Convert to fraction form
    1,675.16/2,311.82 = 967.13/x
  3. Step 3: Cross multiply
    1,675.16x = 2,311.82 × 967.13
  4. Step 4: Simplify right side
    1,675.16x = 2,235,830.48
  5. Step 5: Solve for x
    x = 2,235,830.48/1,675.16
  6. Step 6: Final answer
    x = 1,334.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.