Home / 2,331.23-3,496.10-770.94

Finding the Fourth Proportional to 2,331.23, 3,496.10 and 770.94

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Solution

The fourth proportional to 2,331.23, 3,496.10 and 770.94 is: 1,156.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.23 : 3,496.10 = 770.94 : x
  2. Step 2: Convert to fraction form
    2,331.23/3,496.10 = 770.94/x
  3. Step 3: Cross multiply
    2,331.23x = 3,496.10 × 770.94
  4. Step 4: Simplify right side
    2,331.23x = 2,695,279.48
  5. Step 5: Solve for x
    x = 2,695,279.48/2,331.23
  6. Step 6: Final answer
    x = 1,156.16

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1.5x scale

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.