Home / 7,702.07-11,553.10-2,436.80

Finding the Fourth Proportional to 7,702.07, 11,553.10 and 2,436.80

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Solution

The fourth proportional to 7,702.07, 11,553.10 and 2,436.80 is: 3,655.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,702.07 : 11,553.10 = 2,436.80 : x
  2. Step 2: Convert to fraction form
    7,702.07/11,553.10 = 2,436.80/x
  3. Step 3: Cross multiply
    7,702.07x = 11,553.10 × 2,436.80
  4. Step 4: Simplify right side
    7,702.07x = 28,152,530.22
  5. Step 5: Solve for x
    x = 28,152,530.22/7,702.07
  6. Step 6: Final answer
    x = 3,655.19

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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.