Home / 7,387.29-10,194.71-4,030.29

Finding the Fourth Proportional to 7,387.29, 10,194.71 and 4,030.29

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Solution

The fourth proportional to 7,387.29, 10,194.71 and 4,030.29 is: 5,561.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.29 : 10,194.71 = 4,030.29 : x
  2. Step 2: Convert to fraction form
    7,387.29/10,194.71 = 4,030.29/x
  3. Step 3: Cross multiply
    7,387.29x = 10,194.71 × 4,030.29
  4. Step 4: Simplify right side
    7,387.29x = 41,087,609.61
  5. Step 5: Solve for x
    x = 41,087,609.61/7,387.29
  6. Step 6: Final answer
    x = 5,561.94

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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.