Home / 3,570.50-5,355.76-2,345.70

Finding the Fourth Proportional to 3,570.50, 5,355.76 and 2,345.70

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Solution

The fourth proportional to 3,570.50, 5,355.76 and 2,345.70 is: 3,518.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.50 : 5,355.76 = 2,345.70 : x
  2. Step 2: Convert to fraction form
    3,570.50/5,355.76 = 2,345.70/x
  3. Step 3: Cross multiply
    3,570.50x = 5,355.76 × 2,345.70
  4. Step 4: Simplify right side
    3,570.50x = 12,563,006.23
  5. Step 5: Solve for x
    x = 12,563,006.23/3,570.50
  6. Step 6: Final answer
    x = 3,518.56

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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.