Home / 3,349.20-4,612.14-3,135.26

Finding the Fourth Proportional to 3,349.20, 4,612.14 and 3,135.26

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Solution

The fourth proportional to 3,349.20, 4,612.14 and 3,135.26 is: 4,317.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.20 : 4,612.14 = 3,135.26 : x
  2. Step 2: Convert to fraction form
    3,349.20/4,612.14 = 3,135.26/x
  3. Step 3: Cross multiply
    3,349.20x = 4,612.14 × 3,135.26
  4. Step 4: Simplify right side
    3,349.20x = 14,460,235.00
  5. Step 5: Solve for x
    x = 14,460,235.00/3,349.20
  6. Step 6: Final answer
    x = 4,317.53

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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.