Home / 7,386.63-10,193.55-4,243.42

Finding the Fourth Proportional to 7,386.63, 10,193.55 and 4,243.42

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Solution

The fourth proportional to 7,386.63, 10,193.55 and 4,243.42 is: 5,855.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.63 : 10,193.55 = 4,243.42 : x
  2. Step 2: Convert to fraction form
    7,386.63/10,193.55 = 4,243.42/x
  3. Step 3: Cross multiply
    7,386.63x = 10,193.55 × 4,243.42
  4. Step 4: Simplify right side
    7,386.63x = 43,255,513.94
  5. Step 5: Solve for x
    x = 43,255,513.94/7,386.63
  6. Step 6: Final answer
    x = 5,855.92

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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.