Home / 10,368.07-15,542.38-5,168.23

Finding the Fourth Proportional to 10,368.07, 15,542.38 and 5,168.23

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Solution

The fourth proportional to 10,368.07, 15,542.38 and 5,168.23 is: 7,747.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.07 : 15,542.38 = 5,168.23 : x
  2. Step 2: Convert to fraction form
    10,368.07/15,542.38 = 5,168.23/x
  3. Step 3: Cross multiply
    10,368.07x = 15,542.38 × 5,168.23
  4. Step 4: Simplify right side
    10,368.07x = 80,326,594.59
  5. Step 5: Solve for x
    x = 80,326,594.59/10,368.07
  6. Step 6: Final answer
    x = 7,747.50

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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.