Home / 9,124.49-13,702.37-5,635.15

Finding the Fourth Proportional to 9,124.49, 13,702.37 and 5,635.15

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Solution

The fourth proportional to 9,124.49, 13,702.37 and 5,635.15 is: 8,462.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.49 : 13,702.37 = 5,635.15 : x
  2. Step 2: Convert to fraction form
    9,124.49/13,702.37 = 5,635.15/x
  3. Step 3: Cross multiply
    9,124.49x = 13,702.37 × 5,635.15
  4. Step 4: Simplify right side
    9,124.49x = 77,214,847.87
  5. Step 5: Solve for x
    x = 77,214,847.87/9,124.49
  6. Step 6: Final answer
    x = 8,462.37

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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.