Home / 7,837.29-11,746.67-3,445.56

Finding the Fourth Proportional to 7,837.29, 11,746.67 and 3,445.56

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Solution

The fourth proportional to 7,837.29, 11,746.67 and 3,445.56 is: 5,164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.29 : 11,746.67 = 3,445.56 : x
  2. Step 2: Convert to fraction form
    7,837.29/11,746.67 = 3,445.56/x
  3. Step 3: Cross multiply
    7,837.29x = 11,746.67 × 3,445.56
  4. Step 4: Simplify right side
    7,837.29x = 40,473,839.06
  5. Step 5: Solve for x
    x = 40,473,839.06/7,837.29
  6. Step 6: Final answer
    x = 5,164.26

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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.