Home / 3,518.48-5,276.10-1,570.70

Finding the Fourth Proportional to 3,518.48, 5,276.10 and 1,570.70

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Solution

The fourth proportional to 3,518.48, 5,276.10 and 1,570.70 is: 2,355.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.48 : 5,276.10 = 1,570.70 : x
  2. Step 2: Convert to fraction form
    3,518.48/5,276.10 = 1,570.70/x
  3. Step 3: Cross multiply
    3,518.48x = 5,276.10 × 1,570.70
  4. Step 4: Simplify right side
    3,518.48x = 8,287,170.27
  5. Step 5: Solve for x
    x = 8,287,170.27/3,518.48
  6. Step 6: Final answer
    x = 2,355.33

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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.