Home / 2,349.23-3,522.77-705.45

Finding the Fourth Proportional to 2,349.23, 3,522.77 and 705.45

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Solution

The fourth proportional to 2,349.23, 3,522.77 and 705.45 is: 1,057.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.23 : 3,522.77 = 705.45 : x
  2. Step 2: Convert to fraction form
    2,349.23/3,522.77 = 705.45/x
  3. Step 3: Cross multiply
    2,349.23x = 3,522.77 × 705.45
  4. Step 4: Simplify right side
    2,349.23x = 2,485,138.10
  5. Step 5: Solve for x
    x = 2,485,138.10/2,349.23
  6. Step 6: Final answer
    x = 1,057.85

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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.