Home / 7,702.02-11,549.39-2,770.34

Finding the Fourth Proportional to 7,702.02, 11,549.39 and 2,770.34

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Solution

The fourth proportional to 7,702.02, 11,549.39 and 2,770.34 is: 4,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,702.02 : 11,549.39 = 2,770.34 : x
  2. Step 2: Convert to fraction form
    7,702.02/11,549.39 = 2,770.34/x
  3. Step 3: Cross multiply
    7,702.02x = 11,549.39 × 2,770.34
  4. Step 4: Simplify right side
    7,702.02x = 31,995,665.49
  5. Step 5: Solve for x
    x = 31,995,665.49/7,702.02
  6. Step 6: Final answer
    x = 4,154.19

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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.