Home / 2,420.76-3,626.80-2,070.56

Finding the Fourth Proportional to 2,420.76, 3,626.80 and 2,070.56

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Solution

The fourth proportional to 2,420.76, 3,626.80 and 2,070.56 is: 3,102.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420.76 : 3,626.80 = 2,070.56 : x
  2. Step 2: Convert to fraction form
    2,420.76/3,626.80 = 2,070.56/x
  3. Step 3: Cross multiply
    2,420.76x = 3,626.80 × 2,070.56
  4. Step 4: Simplify right side
    2,420.76x = 7,509,507.01
  5. Step 5: Solve for x
    x = 7,509,507.01/2,420.76
  6. Step 6: Final answer
    x = 3,102.13

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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.