Home / 7,343.13-11,013.29-2,078.10

Finding the Fourth Proportional to 7,343.13, 11,013.29 and 2,078.10

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Solution

The fourth proportional to 7,343.13, 11,013.29 and 2,078.10 is: 3,116.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.13 : 11,013.29 = 2,078.10 : x
  2. Step 2: Convert to fraction form
    7,343.13/11,013.29 = 2,078.10/x
  3. Step 3: Cross multiply
    7,343.13x = 11,013.29 × 2,078.10
  4. Step 4: Simplify right side
    7,343.13x = 22,886,707.56
  5. Step 5: Solve for x
    x = 22,886,707.56/7,343.13
  6. Step 6: Final answer
    x = 3,116.75

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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.