Home / 6,112.04-9,155.73-2,820.56

Finding the Fourth Proportional to 6,112.04, 9,155.73 and 2,820.56

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Solution

The fourth proportional to 6,112.04, 9,155.73 and 2,820.56 is: 4,225.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.04 : 9,155.73 = 2,820.56 : x
  2. Step 2: Convert to fraction form
    6,112.04/9,155.73 = 2,820.56/x
  3. Step 3: Cross multiply
    6,112.04x = 9,155.73 × 2,820.56
  4. Step 4: Simplify right side
    6,112.04x = 25,824,285.81
  5. Step 5: Solve for x
    x = 25,824,285.81/6,112.04
  6. Step 6: Final answer
    x = 4,225.15

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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.