Home / 2,190.08-3,015.33-2,041.04

Finding the Fourth Proportional to 2,190.08, 3,015.33 and 2,041.04

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Solution

The fourth proportional to 2,190.08, 3,015.33 and 2,041.04 is: 2,810.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190.08 : 3,015.33 = 2,041.04 : x
  2. Step 2: Convert to fraction form
    2,190.08/3,015.33 = 2,041.04/x
  3. Step 3: Cross multiply
    2,190.08x = 3,015.33 × 2,041.04
  4. Step 4: Simplify right side
    2,190.08x = 6,154,394.07
  5. Step 5: Solve for x
    x = 6,154,394.07/2,190.08
  6. Step 6: Final answer
    x = 2,810.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.