Home / 3,501.70-4,828.64-2,705.14

Finding the Fourth Proportional to 3,501.70, 4,828.64 and 2,705.14

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Solution

The fourth proportional to 3,501.70, 4,828.64 and 2,705.14 is: 3,730.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.70 : 4,828.64 = 2,705.14 : x
  2. Step 2: Convert to fraction form
    3,501.70/4,828.64 = 2,705.14/x
  3. Step 3: Cross multiply
    3,501.70x = 4,828.64 × 2,705.14
  4. Step 4: Simplify right side
    3,501.70x = 13,062,147.21
  5. Step 5: Solve for x
    x = 13,062,147.21/3,501.70
  6. Step 6: Final answer
    x = 3,730.23

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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.