Home / 3,501.70-4,828.63-2,705.15

Finding the Fourth Proportional to 3,501.70, 4,828.63 and 2,705.15

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Solution

The fourth proportional to 3,501.70, 4,828.63 and 2,705.15 is: 3,730.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.70 : 4,828.63 = 2,705.15 : x
  2. Step 2: Convert to fraction form
    3,501.70/4,828.63 = 2,705.15/x
  3. Step 3: Cross multiply
    3,501.70x = 4,828.63 × 2,705.15
  4. Step 4: Simplify right side
    3,501.70x = 13,062,168.44
  5. Step 5: Solve for x
    x = 13,062,168.44/3,501.70
  6. Step 6: Final answer
    x = 3,730.24

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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.