Home / 10,423.08-15,627.65-5,745.33

Finding the Fourth Proportional to 10,423.08, 15,627.65 and 5,745.33

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Solution

The fourth proportional to 10,423.08, 15,627.65 and 5,745.33 is: 8,614.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.08 : 15,627.65 = 5,745.33 : x
  2. Step 2: Convert to fraction form
    10,423.08/15,627.65 = 5,745.33/x
  3. Step 3: Cross multiply
    10,423.08x = 15,627.65 × 5,745.33
  4. Step 4: Simplify right side
    10,423.08x = 89,785,977.65
  5. Step 5: Solve for x
    x = 89,785,977.65/10,423.08
  6. Step 6: Final answer
    x = 8,614.15

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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.