Home / 7,386.94-10,193.58-4,243.13

Finding the Fourth Proportional to 7,386.94, 10,193.58 and 4,243.13

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Solution

The fourth proportional to 7,386.94, 10,193.58 and 4,243.13 is: 5,855.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.94 : 10,193.58 = 4,243.13 : x
  2. Step 2: Convert to fraction form
    7,386.94/10,193.58 = 4,243.13/x
  3. Step 3: Cross multiply
    7,386.94x = 10,193.58 × 4,243.13
  4. Step 4: Simplify right side
    7,386.94x = 43,252,685.11
  5. Step 5: Solve for x
    x = 43,252,685.11/7,386.94
  6. Step 6: Final answer
    x = 5,855.29

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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.