Home / 4,385.78-6,570.76-2,409.27

Finding the Fourth Proportional to 4,385.78, 6,570.76 and 2,409.27

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Solution

The fourth proportional to 4,385.78, 6,570.76 and 2,409.27 is: 3,609.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.78 : 6,570.76 = 2,409.27 : x
  2. Step 2: Convert to fraction form
    4,385.78/6,570.76 = 2,409.27/x
  3. Step 3: Cross multiply
    4,385.78x = 6,570.76 × 2,409.27
  4. Step 4: Simplify right side
    4,385.78x = 15,830,734.95
  5. Step 5: Solve for x
    x = 15,830,734.95/4,385.78
  6. Step 6: Final answer
    x = 3,609.56

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1.5x scale

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.