Home / 3,061.93-4,591.08-1,210.90

Finding the Fourth Proportional to 3,061.93, 4,591.08 and 1,210.90

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Solution

The fourth proportional to 3,061.93, 4,591.08 and 1,210.90 is: 1,815.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.93 : 4,591.08 = 1,210.90 : x
  2. Step 2: Convert to fraction form
    3,061.93/4,591.08 = 1,210.90/x
  3. Step 3: Cross multiply
    3,061.93x = 4,591.08 × 1,210.90
  4. Step 4: Simplify right side
    3,061.93x = 5,559,338.77
  5. Step 5: Solve for x
    x = 5,559,338.77/3,061.93
  6. Step 6: Final answer
    x = 1,815.63

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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.